From f4a4cb4964527f7029d9912badb6792fcf56ac2d Mon Sep 17 00:00:00 2001
From: awsr <43862868+awsr@users.noreply.github.com>
Date: Fri, 3 Apr 2026 18:50:13 -0700
Subject: [PATCH 1/5] Add missing availability check

Fixes NameError: name 'ftfy' is not defined
---
 src/diffusers/pipelines/wan/pipeline_wan_i2v.py | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/diffusers/pipelines/wan/pipeline_wan_i2v.py b/src/diffusers/pipelines/wan/pipeline_wan_i2v.py
index f669e9b1d0ec..82273a7722b6 100644
--- a/src/diffusers/pipelines/wan/pipeline_wan_i2v.py
+++ b/src/diffusers/pipelines/wan/pipeline_wan_i2v.py
@@ -94,7 +94,8 @@
 
 
 def basic_clean(text):
-    text = ftfy.fix_text(text)
+    if is_ftfy_available():
+        text = ftfy.fix_text(text)
     text = html.unescape(html.unescape(text))
     return text.strip()
 

From 37d8e4a79b4f04c48b60804ff42d3376b450ae75 Mon Sep 17 00:00:00 2001
From: awsr <43862868+awsr@users.noreply.github.com>
Date: Fri, 3 Apr 2026 19:06:43 -0700
Subject: [PATCH 2/5] Add missing ftfy check to WAN Animate pipeline

---
 src/diffusers/pipelines/wan/pipeline_wan_animate.py | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/diffusers/pipelines/wan/pipeline_wan_animate.py b/src/diffusers/pipelines/wan/pipeline_wan_animate.py
index 5806032c0142..80624c14a107 100644
--- a/src/diffusers/pipelines/wan/pipeline_wan_animate.py
+++ b/src/diffusers/pipelines/wan/pipeline_wan_animate.py
@@ -117,7 +117,8 @@
 
 
 def basic_clean(text):
-    text = ftfy.fix_text(text)
+    if is_ftfy_available():
+        text = ftfy.fix_text(text)
     text = html.unescape(html.unescape(text))
     return text.strip()
 

From 2ce6cc4c0d238a49954a4b8eb2d1d75b3588b4fd Mon Sep 17 00:00:00 2001
From: awsr <43862868+awsr@users.noreply.github.com>
Date: Sat, 4 Apr 2026 02:22:38 +0000
Subject: [PATCH 3/5] Add missing critical ftfy checks

---
 src/diffusers/modular_pipelines/flux/encoders.py               | 3 ++-
 src/diffusers/modular_pipelines/helios/encoders.py             | 3 ++-
 src/diffusers/modular_pipelines/wan/encoders.py                | 3 ++-
 src/diffusers/pipelines/chronoedit/pipeline_chronoedit.py      | 3 ++-
 src/diffusers/pipelines/helios/pipeline_helios.py              | 3 ++-
 src/diffusers/pipelines/helios/pipeline_helios_pyramid.py      | 3 ++-
 src/diffusers/pipelines/lucy/pipeline_lucy_edit.py             | 3 ++-
 src/diffusers/pipelines/skyreels_v2/pipeline_skyreels_v2.py    | 3 ++-
 .../skyreels_v2/pipeline_skyreels_v2_diffusion_forcing.py      | 3 ++-
 .../skyreels_v2/pipeline_skyreels_v2_diffusion_forcing_i2v.py  | 3 ++-
 .../skyreels_v2/pipeline_skyreels_v2_diffusion_forcing_v2v.py  | 3 ++-
 .../pipelines/skyreels_v2/pipeline_skyreels_v2_i2v.py          | 3 ++-
 src/diffusers/pipelines/wan/pipeline_wan_vace.py               | 3 ++-
 src/diffusers/pipelines/wan/pipeline_wan_video2video.py        | 3 ++-
 14 files changed, 28 insertions(+), 14 deletions(-)

diff --git a/src/diffusers/modular_pipelines/flux/encoders.py b/src/diffusers/modular_pipelines/flux/encoders.py
index 583c139ff22e..a36f3438ec71 100644
--- a/src/diffusers/modular_pipelines/flux/encoders.py
+++ b/src/diffusers/modular_pipelines/flux/encoders.py
@@ -36,7 +36,8 @@
 
 
 def basic_clean(text):
-    text = ftfy.fix_text(text)
+    if is_ftfy_available():
+        text = ftfy.fix_text(text)
     text = html.unescape(html.unescape(text))
     return text.strip()
 
diff --git a/src/diffusers/modular_pipelines/helios/encoders.py b/src/diffusers/modular_pipelines/helios/encoders.py
index 4671fbd12c96..f9a43becea3f 100644
--- a/src/diffusers/modular_pipelines/helios/encoders.py
+++ b/src/diffusers/modular_pipelines/helios/encoders.py
@@ -36,7 +36,8 @@
 
 
 def basic_clean(text):
-    text = ftfy.fix_text(text)
+    if is_ftfy_available():
+        text = ftfy.fix_text(text)
     text = html.unescape(html.unescape(text))
     return text.strip()
 
diff --git a/src/diffusers/modular_pipelines/wan/encoders.py b/src/diffusers/modular_pipelines/wan/encoders.py
index 3e675a66e4f2..8a985e3908bf 100644
--- a/src/diffusers/modular_pipelines/wan/encoders.py
+++ b/src/diffusers/modular_pipelines/wan/encoders.py
@@ -42,7 +42,8 @@
 
 
 def basic_clean(text):
-    text = ftfy.fix_text(text)
+    if is_ftfy_available():
+        text = ftfy.fix_text(text)
     text = html.unescape(html.unescape(text))
     return text.strip()
 
diff --git a/src/diffusers/pipelines/chronoedit/pipeline_chronoedit.py b/src/diffusers/pipelines/chronoedit/pipeline_chronoedit.py
index 1e0cc0ea5c2a..0507b715d375 100644
--- a/src/diffusers/pipelines/chronoedit/pipeline_chronoedit.py
+++ b/src/diffusers/pipelines/chronoedit/pipeline_chronoedit.py
@@ -95,7 +95,8 @@
 
 
 def basic_clean(text):
-    text = ftfy.fix_text(text)
+    if is_ftfy_available():
+        text = ftfy.fix_text(text)
     text = html.unescape(html.unescape(text))
     return text.strip()
 
diff --git a/src/diffusers/pipelines/helios/pipeline_helios.py b/src/diffusers/pipelines/helios/pipeline_helios.py
index 87a8600badab..b92cf609e15e 100644
--- a/src/diffusers/pipelines/helios/pipeline_helios.py
+++ b/src/diffusers/pipelines/helios/pipeline_helios.py
@@ -75,7 +75,8 @@
 
 
 def basic_clean(text):
-    text = ftfy.fix_text(text)
+    if is_ftfy_available():
+        text = ftfy.fix_text(text)
     text = html.unescape(html.unescape(text))
     return text.strip()
 
diff --git a/src/diffusers/pipelines/helios/pipeline_helios_pyramid.py b/src/diffusers/pipelines/helios/pipeline_helios_pyramid.py
index 1791da11b490..2828f490a7f8 100644
--- a/src/diffusers/pipelines/helios/pipeline_helios_pyramid.py
+++ b/src/diffusers/pipelines/helios/pipeline_helios_pyramid.py
@@ -88,7 +88,8 @@ def optimized_scale(positive_flat, negative_flat):
 
 
 def basic_clean(text):
-    text = ftfy.fix_text(text)
+    if is_ftfy_available():
+        text = ftfy.fix_text(text)
     text = html.unescape(html.unescape(text))
     return text.strip()
 
diff --git a/src/diffusers/pipelines/lucy/pipeline_lucy_edit.py b/src/diffusers/pipelines/lucy/pipeline_lucy_edit.py
index 392af492b702..473d6860c291 100644
--- a/src/diffusers/pipelines/lucy/pipeline_lucy_edit.py
+++ b/src/diffusers/pipelines/lucy/pipeline_lucy_edit.py
@@ -101,7 +101,8 @@
 
 
 def basic_clean(text):
-    text = ftfy.fix_text(text)
+    if is_ftfy_available():
+        text = ftfy.fix_text(text)
     text = html.unescape(html.unescape(text))
     return text.strip()
 
diff --git a/src/diffusers/pipelines/skyreels_v2/pipeline_skyreels_v2.py b/src/diffusers/pipelines/skyreels_v2/pipeline_skyreels_v2.py
index c92608fad3b6..906bf3962a3a 100644
--- a/src/diffusers/pipelines/skyreels_v2/pipeline_skyreels_v2.py
+++ b/src/diffusers/pipelines/skyreels_v2/pipeline_skyreels_v2.py
@@ -88,7 +88,8 @@
 
 
 def basic_clean(text):
-    text = ftfy.fix_text(text)
+    if is_ftfy_available():
+        text = ftfy.fix_text(text)
     text = html.unescape(html.unescape(text))
     return text.strip()
 
diff --git a/src/diffusers/pipelines/skyreels_v2/pipeline_skyreels_v2_diffusion_forcing.py b/src/diffusers/pipelines/skyreels_v2/pipeline_skyreels_v2_diffusion_forcing.py
index 8751240a1af9..b2d51562b54b 100644
--- a/src/diffusers/pipelines/skyreels_v2/pipeline_skyreels_v2_diffusion_forcing.py
+++ b/src/diffusers/pipelines/skyreels_v2/pipeline_skyreels_v2_diffusion_forcing.py
@@ -95,7 +95,8 @@
 
 
 def basic_clean(text):
-    text = ftfy.fix_text(text)
+    if is_ftfy_available():
+        text = ftfy.fix_text(text)
     text = html.unescape(html.unescape(text))
     return text.strip()
 
diff --git a/src/diffusers/pipelines/skyreels_v2/pipeline_skyreels_v2_diffusion_forcing_i2v.py b/src/diffusers/pipelines/skyreels_v2/pipeline_skyreels_v2_diffusion_forcing_i2v.py
index a8f1b3a84a4a..435fa92c318b 100644
--- a/src/diffusers/pipelines/skyreels_v2/pipeline_skyreels_v2_diffusion_forcing_i2v.py
+++ b/src/diffusers/pipelines/skyreels_v2/pipeline_skyreels_v2_diffusion_forcing_i2v.py
@@ -100,7 +100,8 @@
 
 
 def basic_clean(text):
-    text = ftfy.fix_text(text)
+    if is_ftfy_available():
+        text = ftfy.fix_text(text)
     text = html.unescape(html.unescape(text))
     return text.strip()
 
diff --git a/src/diffusers/pipelines/skyreels_v2/pipeline_skyreels_v2_diffusion_forcing_v2v.py b/src/diffusers/pipelines/skyreels_v2/pipeline_skyreels_v2_diffusion_forcing_v2v.py
index 924acb850d09..13bc2509566e 100644
--- a/src/diffusers/pipelines/skyreels_v2/pipeline_skyreels_v2_diffusion_forcing_v2v.py
+++ b/src/diffusers/pipelines/skyreels_v2/pipeline_skyreels_v2_diffusion_forcing_v2v.py
@@ -96,7 +96,8 @@
 
 
 def basic_clean(text):
-    text = ftfy.fix_text(text)
+    if is_ftfy_available():
+        text = ftfy.fix_text(text)
     text = html.unescape(html.unescape(text))
     return text.strip()
 
diff --git a/src/diffusers/pipelines/skyreels_v2/pipeline_skyreels_v2_i2v.py b/src/diffusers/pipelines/skyreels_v2/pipeline_skyreels_v2_i2v.py
index 7c24b898e0bb..a1392ac91d7d 100644
--- a/src/diffusers/pipelines/skyreels_v2/pipeline_skyreels_v2_i2v.py
+++ b/src/diffusers/pipelines/skyreels_v2/pipeline_skyreels_v2_i2v.py
@@ -94,7 +94,8 @@
 
 
 def basic_clean(text):
-    text = ftfy.fix_text(text)
+    if is_ftfy_available():
+        text = ftfy.fix_text(text)
     text = html.unescape(html.unescape(text))
     return text.strip()
 
diff --git a/src/diffusers/pipelines/wan/pipeline_wan_vace.py b/src/diffusers/pipelines/wan/pipeline_wan_vace.py
index c016eec1b535..5475309c9516 100644
--- a/src/diffusers/pipelines/wan/pipeline_wan_vace.py
+++ b/src/diffusers/pipelines/wan/pipeline_wan_vace.py
@@ -108,7 +108,8 @@ def prepare_video_and_mask(first_img: PIL.Image.Image, last_img: PIL.Image.Image
 
 
 def basic_clean(text):
-    text = ftfy.fix_text(text)
+    if is_ftfy_available():
+        text = ftfy.fix_text(text)
     text = html.unescape(html.unescape(text))
     return text.strip()
 
diff --git a/src/diffusers/pipelines/wan/pipeline_wan_video2video.py b/src/diffusers/pipelines/wan/pipeline_wan_video2video.py
index 3d7c5297f4c4..3776d2f5daae 100644
--- a/src/diffusers/pipelines/wan/pipeline_wan_video2video.py
+++ b/src/diffusers/pipelines/wan/pipeline_wan_video2video.py
@@ -81,7 +81,8 @@
 
 
 def basic_clean(text):
-    text = ftfy.fix_text(text)
+    if is_ftfy_available():
+        text = ftfy.fix_text(text)
     text = html.unescape(html.unescape(text))
     return text.strip()
 

From 0f68e9555f61c8fdc053b604c26887f2418e7b1a Mon Sep 17 00:00:00 2001
From: awsr <43862868+awsr@users.noreply.github.com>
Date: Sat, 4 Apr 2026 02:23:56 +0000
Subject: [PATCH 4/5] Explicitly guard ftfy calls

---
 src/diffusers/pipelines/allegro/pipeline_allegro.py            | 3 ++-
 src/diffusers/pipelines/deepfloyd_if/pipeline_if.py            | 3 ++-
 src/diffusers/pipelines/deepfloyd_if/pipeline_if_img2img.py    | 3 ++-
 .../deepfloyd_if/pipeline_if_img2img_superresolution.py        | 3 ++-
 src/diffusers/pipelines/deepfloyd_if/pipeline_if_inpainting.py | 3 ++-
 .../deepfloyd_if/pipeline_if_inpainting_superresolution.py     | 3 ++-
 .../pipelines/deepfloyd_if/pipeline_if_superresolution.py      | 3 ++-
 src/diffusers/pipelines/latte/pipeline_latte.py                | 3 ++-
 src/diffusers/pipelines/lumina/pipeline_lumina.py              | 3 ++-
 src/diffusers/pipelines/pag/pipeline_pag_pixart_sigma.py       | 3 ++-
 src/diffusers/pipelines/pag/pipeline_pag_sana.py               | 3 ++-
 src/diffusers/pipelines/pixart_alpha/pipeline_pixart_alpha.py  | 3 ++-
 src/diffusers/pipelines/pixart_alpha/pipeline_pixart_sigma.py  | 3 ++-
 src/diffusers/pipelines/prx/pipeline_prx.py                    | 3 ++-
 src/diffusers/pipelines/sana/pipeline_sana.py                  | 3 ++-
 src/diffusers/pipelines/sana/pipeline_sana_controlnet.py       | 3 ++-
 src/diffusers/pipelines/sana/pipeline_sana_sprint.py           | 3 ++-
 src/diffusers/pipelines/sana/pipeline_sana_sprint_img2img.py   | 3 ++-
 src/diffusers/pipelines/sana_video/pipeline_sana_video.py      | 3 ++-
 src/diffusers/pipelines/sana_video/pipeline_sana_video_i2v.py  | 3 ++-
 20 files changed, 40 insertions(+), 20 deletions(-)

diff --git a/src/diffusers/pipelines/allegro/pipeline_allegro.py b/src/diffusers/pipelines/allegro/pipeline_allegro.py
index e54e9ed20739..009bba2efab3 100644
--- a/src/diffusers/pipelines/allegro/pipeline_allegro.py
+++ b/src/diffusers/pipelines/allegro/pipeline_allegro.py
@@ -544,7 +544,8 @@ def _clean_caption(self, caption):
         if len(re.findall(regex2, caption)) > 3:
             caption = re.sub(regex2, " ", caption)
 
-        caption = ftfy.fix_text(caption)
+        if is_ftfy_available():
+            caption = ftfy.fix_text(caption)
         caption = html.unescape(html.unescape(caption))
 
         caption = re.sub(r"\b[a-zA-Z]{1,3}\d{3,15}\b", "", caption)  # jc6640
diff --git a/src/diffusers/pipelines/deepfloyd_if/pipeline_if.py b/src/diffusers/pipelines/deepfloyd_if/pipeline_if.py
index b8c70fc6528c..4c260bd2b78c 100644
--- a/src/diffusers/pipelines/deepfloyd_if/pipeline_if.py
+++ b/src/diffusers/pipelines/deepfloyd_if/pipeline_if.py
@@ -514,7 +514,8 @@ def _clean_caption(self, caption):
         if len(re.findall(regex2, caption)) > 3:
             caption = re.sub(regex2, " ", caption)
 
-        caption = ftfy.fix_text(caption)
+        if is_ftfy_available():
+            caption = ftfy.fix_text(caption)
         caption = html.unescape(html.unescape(caption))
 
         caption = re.sub(r"\b[a-zA-Z]{1,3}\d{3,15}\b", "", caption)  # jc6640
diff --git a/src/diffusers/pipelines/deepfloyd_if/pipeline_if_img2img.py b/src/diffusers/pipelines/deepfloyd_if/pipeline_if_img2img.py
index 3dadc63f4952..a6a6677a1562 100644
--- a/src/diffusers/pipelines/deepfloyd_if/pipeline_if_img2img.py
+++ b/src/diffusers/pipelines/deepfloyd_if/pipeline_if_img2img.py
@@ -558,7 +558,8 @@ def _clean_caption(self, caption):
         if len(re.findall(regex2, caption)) > 3:
             caption = re.sub(regex2, " ", caption)
 
-        caption = ftfy.fix_text(caption)
+        if is_ftfy_available():
+            caption = ftfy.fix_text(caption)
         caption = html.unescape(html.unescape(caption))
 
         caption = re.sub(r"\b[a-zA-Z]{1,3}\d{3,15}\b", "", caption)  # jc6640
diff --git a/src/diffusers/pipelines/deepfloyd_if/pipeline_if_img2img_superresolution.py b/src/diffusers/pipelines/deepfloyd_if/pipeline_if_img2img_superresolution.py
index 4839a0860462..9bba20940974 100644
--- a/src/diffusers/pipelines/deepfloyd_if/pipeline_if_img2img_superresolution.py
+++ b/src/diffusers/pipelines/deepfloyd_if/pipeline_if_img2img_superresolution.py
@@ -311,7 +311,8 @@ def _clean_caption(self, caption):
         if len(re.findall(regex2, caption)) > 3:
             caption = re.sub(regex2, " ", caption)
 
-        caption = ftfy.fix_text(caption)
+        if is_ftfy_available():
+            caption = ftfy.fix_text(caption)
         caption = html.unescape(html.unescape(caption))
 
         caption = re.sub(r"\b[a-zA-Z]{1,3}\d{3,15}\b", "", caption)  # jc6640
diff --git a/src/diffusers/pipelines/deepfloyd_if/pipeline_if_inpainting.py b/src/diffusers/pipelines/deepfloyd_if/pipeline_if_inpainting.py
index 03a9d6f7c5e8..dcefdfe3fa45 100644
--- a/src/diffusers/pipelines/deepfloyd_if/pipeline_if_inpainting.py
+++ b/src/diffusers/pipelines/deepfloyd_if/pipeline_if_inpainting.py
@@ -598,7 +598,8 @@ def _clean_caption(self, caption):
         if len(re.findall(regex2, caption)) > 3:
             caption = re.sub(regex2, " ", caption)
 
-        caption = ftfy.fix_text(caption)
+        if is_ftfy_available():
+            caption = ftfy.fix_text(caption)
         caption = html.unescape(html.unescape(caption))
 
         caption = re.sub(r"\b[a-zA-Z]{1,3}\d{3,15}\b", "", caption)  # jc6640
diff --git a/src/diffusers/pipelines/deepfloyd_if/pipeline_if_inpainting_superresolution.py b/src/diffusers/pipelines/deepfloyd_if/pipeline_if_inpainting_superresolution.py
index 841382ad9c63..ff385c03d768 100644
--- a/src/diffusers/pipelines/deepfloyd_if/pipeline_if_inpainting_superresolution.py
+++ b/src/diffusers/pipelines/deepfloyd_if/pipeline_if_inpainting_superresolution.py
@@ -313,7 +313,8 @@ def _clean_caption(self, caption):
         if len(re.findall(regex2, caption)) > 3:
             caption = re.sub(regex2, " ", caption)
 
-        caption = ftfy.fix_text(caption)
+        if is_ftfy_available():
+            caption = ftfy.fix_text(caption)
         caption = html.unescape(html.unescape(caption))
 
         caption = re.sub(r"\b[a-zA-Z]{1,3}\d{3,15}\b", "", caption)  # jc6640
diff --git a/src/diffusers/pipelines/deepfloyd_if/pipeline_if_superresolution.py b/src/diffusers/pipelines/deepfloyd_if/pipeline_if_superresolution.py
index 52ebebb6f9b4..be1f515b1ebc 100644
--- a/src/diffusers/pipelines/deepfloyd_if/pipeline_if_superresolution.py
+++ b/src/diffusers/pipelines/deepfloyd_if/pipeline_if_superresolution.py
@@ -269,7 +269,8 @@ def _clean_caption(self, caption):
         if len(re.findall(regex2, caption)) > 3:
             caption = re.sub(regex2, " ", caption)
 
-        caption = ftfy.fix_text(caption)
+        if is_ftfy_available():
+            caption = ftfy.fix_text(caption)
         caption = html.unescape(html.unescape(caption))
 
         caption = re.sub(r"\b[a-zA-Z]{1,3}\d{3,15}\b", "", caption)  # jc6640
diff --git a/src/diffusers/pipelines/latte/pipeline_latte.py b/src/diffusers/pipelines/latte/pipeline_latte.py
index 7bc7b4aa915e..cb5b686ac185 100644
--- a/src/diffusers/pipelines/latte/pipeline_latte.py
+++ b/src/diffusers/pipelines/latte/pipeline_latte.py
@@ -531,7 +531,8 @@ def _clean_caption(self, caption):
         if len(re.findall(regex2, caption)) > 3:
             caption = re.sub(regex2, " ", caption)
 
-        caption = ftfy.fix_text(caption)
+        if is_ftfy_available():
+            caption = ftfy.fix_text(caption)
         caption = html.unescape(html.unescape(caption))
 
         caption = re.sub(r"\b[a-zA-Z]{1,3}\d{3,15}\b", "", caption)  # jc6640
diff --git a/src/diffusers/pipelines/lumina/pipeline_lumina.py b/src/diffusers/pipelines/lumina/pipeline_lumina.py
index cc123218f4ee..d338eb0b6880 100644
--- a/src/diffusers/pipelines/lumina/pipeline_lumina.py
+++ b/src/diffusers/pipelines/lumina/pipeline_lumina.py
@@ -564,7 +564,8 @@ def _clean_caption(self, caption):
         if len(re.findall(regex2, caption)) > 3:
             caption = re.sub(regex2, " ", caption)
 
-        caption = ftfy.fix_text(caption)
+        if is_ftfy_available():
+            caption = ftfy.fix_text(caption)
         caption = html.unescape(html.unescape(caption))
 
         caption = re.sub(r"\b[a-zA-Z]{1,3}\d{3,15}\b", "", caption)  # jc6640
diff --git a/src/diffusers/pipelines/pag/pipeline_pag_pixart_sigma.py b/src/diffusers/pipelines/pag/pipeline_pag_pixart_sigma.py
index 2e7e8ab9814f..0cdb2ff1dbc7 100644
--- a/src/diffusers/pipelines/pag/pipeline_pag_pixart_sigma.py
+++ b/src/diffusers/pipelines/pag/pipeline_pag_pixart_sigma.py
@@ -518,7 +518,8 @@ def _clean_caption(self, caption):
         if len(re.findall(regex2, caption)) > 3:
             caption = re.sub(regex2, " ", caption)
 
-        caption = ftfy.fix_text(caption)
+        if is_ftfy_available():
+            caption = ftfy.fix_text(caption)
         caption = html.unescape(html.unescape(caption))
 
         caption = re.sub(r"\b[a-zA-Z]{1,3}\d{3,15}\b", "", caption)  # jc6640
diff --git a/src/diffusers/pipelines/pag/pipeline_pag_sana.py b/src/diffusers/pipelines/pag/pipeline_pag_sana.py
index 71861f366477..67502ffee7f1 100644
--- a/src/diffusers/pipelines/pag/pipeline_pag_sana.py
+++ b/src/diffusers/pipelines/pag/pipeline_pag_sana.py
@@ -579,7 +579,8 @@ def _clean_caption(self, caption):
         if len(re.findall(regex2, caption)) > 3:
             caption = re.sub(regex2, " ", caption)
 
-        caption = ftfy.fix_text(caption)
+        if is_ftfy_available():
+            caption = ftfy.fix_text(caption)
         caption = html.unescape(html.unescape(caption))
 
         caption = re.sub(r"\b[a-zA-Z]{1,3}\d{3,15}\b", "", caption)  # jc6640
diff --git a/src/diffusers/pipelines/pixart_alpha/pipeline_pixart_alpha.py b/src/diffusers/pipelines/pixart_alpha/pipeline_pixart_alpha.py
index 604e51d88583..000b66400cda 100644
--- a/src/diffusers/pipelines/pixart_alpha/pipeline_pixart_alpha.py
+++ b/src/diffusers/pipelines/pixart_alpha/pipeline_pixart_alpha.py
@@ -630,7 +630,8 @@ def _clean_caption(self, caption):
         if len(re.findall(regex2, caption)) > 3:
             caption = re.sub(regex2, " ", caption)
 
-        caption = ftfy.fix_text(caption)
+        if is_ftfy_available():
+            caption = ftfy.fix_text(caption)
         caption = html.unescape(html.unescape(caption))
 
         caption = re.sub(r"\b[a-zA-Z]{1,3}\d{3,15}\b", "", caption)  # jc6640
diff --git a/src/diffusers/pipelines/pixart_alpha/pipeline_pixart_sigma.py b/src/diffusers/pipelines/pixart_alpha/pipeline_pixart_sigma.py
index 286695aa8eb9..3a4fccdcb617 100644
--- a/src/diffusers/pipelines/pixart_alpha/pipeline_pixart_sigma.py
+++ b/src/diffusers/pipelines/pixart_alpha/pipeline_pixart_sigma.py
@@ -575,7 +575,8 @@ def _clean_caption(self, caption):
         if len(re.findall(regex2, caption)) > 3:
             caption = re.sub(regex2, " ", caption)
 
-        caption = ftfy.fix_text(caption)
+        if is_ftfy_available():
+            caption = ftfy.fix_text(caption)
         caption = html.unescape(html.unescape(caption))
 
         caption = re.sub(r"\b[a-zA-Z]{1,3}\d{3,15}\b", "", caption)  # jc6640
diff --git a/src/diffusers/pipelines/prx/pipeline_prx.py b/src/diffusers/pipelines/prx/pipeline_prx.py
index e14815b91c41..cfc3152f7a08 100644
--- a/src/diffusers/pipelines/prx/pipeline_prx.py
+++ b/src/diffusers/pipelines/prx/pipeline_prx.py
@@ -197,7 +197,8 @@ def clean_text(self, text: str) -> str:
             text = re.sub(regex2, " ", text)
 
         # Basic cleaning
-        text = ftfy.fix_text(text)
+        if is_ftfy_available():
+            text = ftfy.fix_text(text)
         text = html.unescape(html.unescape(text))
         text = text.strip()
 
diff --git a/src/diffusers/pipelines/sana/pipeline_sana.py b/src/diffusers/pipelines/sana/pipeline_sana.py
index 17e0be9ba7aa..fd7e1c73941b 100644
--- a/src/diffusers/pipelines/sana/pipeline_sana.py
+++ b/src/diffusers/pipelines/sana/pipeline_sana.py
@@ -655,7 +655,8 @@ def _clean_caption(self, caption):
         if len(re.findall(regex2, caption)) > 3:
             caption = re.sub(regex2, " ", caption)
 
-        caption = ftfy.fix_text(caption)
+        if is_ftfy_available():
+            caption = ftfy.fix_text(caption)
         caption = html.unescape(html.unescape(caption))
 
         caption = re.sub(r"\b[a-zA-Z]{1,3}\d{3,15}\b", "", caption)  # jc6640
diff --git a/src/diffusers/pipelines/sana/pipeline_sana_controlnet.py b/src/diffusers/pipelines/sana/pipeline_sana_controlnet.py
index d976c7035d9d..66558c94e119 100644
--- a/src/diffusers/pipelines/sana/pipeline_sana_controlnet.py
+++ b/src/diffusers/pipelines/sana/pipeline_sana_controlnet.py
@@ -670,7 +670,8 @@ def _clean_caption(self, caption):
         if len(re.findall(regex2, caption)) > 3:
             caption = re.sub(regex2, " ", caption)
 
-        caption = ftfy.fix_text(caption)
+        if is_ftfy_available():
+            caption = ftfy.fix_text(caption)
         caption = html.unescape(html.unescape(caption))
 
         caption = re.sub(r"\b[a-zA-Z]{1,3}\d{3,15}\b", "", caption)  # jc6640
diff --git a/src/diffusers/pipelines/sana/pipeline_sana_sprint.py b/src/diffusers/pipelines/sana/pipeline_sana_sprint.py
index c85f05275f51..9495415923da 100644
--- a/src/diffusers/pipelines/sana/pipeline_sana_sprint.py
+++ b/src/diffusers/pipelines/sana/pipeline_sana_sprint.py
@@ -546,7 +546,8 @@ def _clean_caption(self, caption):
         if len(re.findall(regex2, caption)) > 3:
             caption = re.sub(regex2, " ", caption)
 
-        caption = ftfy.fix_text(caption)
+        if is_ftfy_available():
+            caption = ftfy.fix_text(caption)
         caption = html.unescape(html.unescape(caption))
 
         caption = re.sub(r"\b[a-zA-Z]{1,3}\d{3,15}\b", "", caption)  # jc6640
diff --git a/src/diffusers/pipelines/sana/pipeline_sana_sprint_img2img.py b/src/diffusers/pipelines/sana/pipeline_sana_sprint_img2img.py
index a17c494e88eb..600e99cebe69 100644
--- a/src/diffusers/pipelines/sana/pipeline_sana_sprint_img2img.py
+++ b/src/diffusers/pipelines/sana/pipeline_sana_sprint_img2img.py
@@ -573,7 +573,8 @@ def _clean_caption(self, caption):
         if len(re.findall(regex2, caption)) > 3:
             caption = re.sub(regex2, " ", caption)
 
-        caption = ftfy.fix_text(caption)
+        if is_ftfy_available():
+            caption = ftfy.fix_text(caption)
         caption = html.unescape(html.unescape(caption))
 
         caption = re.sub(r"\b[a-zA-Z]{1,3}\d{3,15}\b", "", caption)  # jc6640
diff --git a/src/diffusers/pipelines/sana_video/pipeline_sana_video.py b/src/diffusers/pipelines/sana_video/pipeline_sana_video.py
index 7ae85639e358..cae9852adc95 100644
--- a/src/diffusers/pipelines/sana_video/pipeline_sana_video.py
+++ b/src/diffusers/pipelines/sana_video/pipeline_sana_video.py
@@ -624,7 +624,8 @@ def _clean_caption(self, caption):
         if len(re.findall(regex2, caption)) > 3:
             caption = re.sub(regex2, " ", caption)
 
-        caption = ftfy.fix_text(caption)
+        if is_ftfy_available():
+            caption = ftfy.fix_text(caption)
         caption = html.unescape(html.unescape(caption))
 
         caption = re.sub(r"\b[a-zA-Z]{1,3}\d{3,15}\b", "", caption)  # jc6640
diff --git a/src/diffusers/pipelines/sana_video/pipeline_sana_video_i2v.py b/src/diffusers/pipelines/sana_video/pipeline_sana_video_i2v.py
index 81df1d0759da..d7c93ef01299 100644
--- a/src/diffusers/pipelines/sana_video/pipeline_sana_video_i2v.py
+++ b/src/diffusers/pipelines/sana_video/pipeline_sana_video_i2v.py
@@ -626,7 +626,8 @@ def _clean_caption(self, caption):
         if len(re.findall(regex2, caption)) > 3:
             caption = re.sub(regex2, " ", caption)
 
-        caption = ftfy.fix_text(caption)
+        if is_ftfy_available():
+            caption = ftfy.fix_text(caption)
         caption = html.unescape(html.unescape(caption))
 
         caption = re.sub(r"\b[a-zA-Z]{1,3}\d{3,15}\b", "", caption)  # jc6640

From 0b57dd208ae29897069c575bc98657dc869e6d23 Mon Sep 17 00:00:00 2001
From: awsr <43862868+awsr@users.noreply.github.com>
Date: Sat, 4 Apr 2026 02:43:27 +0000
Subject: [PATCH 5/5] Revert "Explicitly guard ftfy calls"

This reverts commit 0f68e9555f61c8fdc053b604c26887f2418e7b1a.
---
 src/diffusers/pipelines/allegro/pipeline_allegro.py            | 3 +--
 src/diffusers/pipelines/deepfloyd_if/pipeline_if.py            | 3 +--
 src/diffusers/pipelines/deepfloyd_if/pipeline_if_img2img.py    | 3 +--
 .../deepfloyd_if/pipeline_if_img2img_superresolution.py        | 3 +--
 src/diffusers/pipelines/deepfloyd_if/pipeline_if_inpainting.py | 3 +--
 .../deepfloyd_if/pipeline_if_inpainting_superresolution.py     | 3 +--
 .../pipelines/deepfloyd_if/pipeline_if_superresolution.py      | 3 +--
 src/diffusers/pipelines/latte/pipeline_latte.py                | 3 +--
 src/diffusers/pipelines/lumina/pipeline_lumina.py              | 3 +--
 src/diffusers/pipelines/pag/pipeline_pag_pixart_sigma.py       | 3 +--
 src/diffusers/pipelines/pag/pipeline_pag_sana.py               | 3 +--
 src/diffusers/pipelines/pixart_alpha/pipeline_pixart_alpha.py  | 3 +--
 src/diffusers/pipelines/pixart_alpha/pipeline_pixart_sigma.py  | 3 +--
 src/diffusers/pipelines/prx/pipeline_prx.py                    | 3 +--
 src/diffusers/pipelines/sana/pipeline_sana.py                  | 3 +--
 src/diffusers/pipelines/sana/pipeline_sana_controlnet.py       | 3 +--
 src/diffusers/pipelines/sana/pipeline_sana_sprint.py           | 3 +--
 src/diffusers/pipelines/sana/pipeline_sana_sprint_img2img.py   | 3 +--
 src/diffusers/pipelines/sana_video/pipeline_sana_video.py      | 3 +--
 src/diffusers/pipelines/sana_video/pipeline_sana_video_i2v.py  | 3 +--
 20 files changed, 20 insertions(+), 40 deletions(-)

diff --git a/src/diffusers/pipelines/allegro/pipeline_allegro.py b/src/diffusers/pipelines/allegro/pipeline_allegro.py
index 009bba2efab3..e54e9ed20739 100644
--- a/src/diffusers/pipelines/allegro/pipeline_allegro.py
+++ b/src/diffusers/pipelines/allegro/pipeline_allegro.py
@@ -544,8 +544,7 @@ def _clean_caption(self, caption):
         if len(re.findall(regex2, caption)) > 3:
             caption = re.sub(regex2, " ", caption)
 
-        if is_ftfy_available():
-            caption = ftfy.fix_text(caption)
+        caption = ftfy.fix_text(caption)
         caption = html.unescape(html.unescape(caption))
 
         caption = re.sub(r"\b[a-zA-Z]{1,3}\d{3,15}\b", "", caption)  # jc6640
diff --git a/src/diffusers/pipelines/deepfloyd_if/pipeline_if.py b/src/diffusers/pipelines/deepfloyd_if/pipeline_if.py
index 4c260bd2b78c..b8c70fc6528c 100644
--- a/src/diffusers/pipelines/deepfloyd_if/pipeline_if.py
+++ b/src/diffusers/pipelines/deepfloyd_if/pipeline_if.py
@@ -514,8 +514,7 @@ def _clean_caption(self, caption):
         if len(re.findall(regex2, caption)) > 3:
             caption = re.sub(regex2, " ", caption)
 
-        if is_ftfy_available():
-            caption = ftfy.fix_text(caption)
+        caption = ftfy.fix_text(caption)
         caption = html.unescape(html.unescape(caption))
 
         caption = re.sub(r"\b[a-zA-Z]{1,3}\d{3,15}\b", "", caption)  # jc6640
diff --git a/src/diffusers/pipelines/deepfloyd_if/pipeline_if_img2img.py b/src/diffusers/pipelines/deepfloyd_if/pipeline_if_img2img.py
index a6a6677a1562..3dadc63f4952 100644
--- a/src/diffusers/pipelines/deepfloyd_if/pipeline_if_img2img.py
+++ b/src/diffusers/pipelines/deepfloyd_if/pipeline_if_img2img.py
@@ -558,8 +558,7 @@ def _clean_caption(self, caption):
         if len(re.findall(regex2, caption)) > 3:
             caption = re.sub(regex2, " ", caption)
 
-        if is_ftfy_available():
-            caption = ftfy.fix_text(caption)
+        caption = ftfy.fix_text(caption)
         caption = html.unescape(html.unescape(caption))
 
         caption = re.sub(r"\b[a-zA-Z]{1,3}\d{3,15}\b", "", caption)  # jc6640
diff --git a/src/diffusers/pipelines/deepfloyd_if/pipeline_if_img2img_superresolution.py b/src/diffusers/pipelines/deepfloyd_if/pipeline_if_img2img_superresolution.py
index 9bba20940974..4839a0860462 100644
--- a/src/diffusers/pipelines/deepfloyd_if/pipeline_if_img2img_superresolution.py
+++ b/src/diffusers/pipelines/deepfloyd_if/pipeline_if_img2img_superresolution.py
@@ -311,8 +311,7 @@ def _clean_caption(self, caption):
         if len(re.findall(regex2, caption)) > 3:
             caption = re.sub(regex2, " ", caption)
 
-        if is_ftfy_available():
-            caption = ftfy.fix_text(caption)
+        caption = ftfy.fix_text(caption)
         caption = html.unescape(html.unescape(caption))
 
         caption = re.sub(r"\b[a-zA-Z]{1,3}\d{3,15}\b", "", caption)  # jc6640
diff --git a/src/diffusers/pipelines/deepfloyd_if/pipeline_if_inpainting.py b/src/diffusers/pipelines/deepfloyd_if/pipeline_if_inpainting.py
index dcefdfe3fa45..03a9d6f7c5e8 100644
--- a/src/diffusers/pipelines/deepfloyd_if/pipeline_if_inpainting.py
+++ b/src/diffusers/pipelines/deepfloyd_if/pipeline_if_inpainting.py
@@ -598,8 +598,7 @@ def _clean_caption(self, caption):
         if len(re.findall(regex2, caption)) > 3:
             caption = re.sub(regex2, " ", caption)
 
-        if is_ftfy_available():
-            caption = ftfy.fix_text(caption)
+        caption = ftfy.fix_text(caption)
         caption = html.unescape(html.unescape(caption))
 
         caption = re.sub(r"\b[a-zA-Z]{1,3}\d{3,15}\b", "", caption)  # jc6640
diff --git a/src/diffusers/pipelines/deepfloyd_if/pipeline_if_inpainting_superresolution.py b/src/diffusers/pipelines/deepfloyd_if/pipeline_if_inpainting_superresolution.py
index ff385c03d768..841382ad9c63 100644
--- a/src/diffusers/pipelines/deepfloyd_if/pipeline_if_inpainting_superresolution.py
+++ b/src/diffusers/pipelines/deepfloyd_if/pipeline_if_inpainting_superresolution.py
@@ -313,8 +313,7 @@ def _clean_caption(self, caption):
         if len(re.findall(regex2, caption)) > 3:
             caption = re.sub(regex2, " ", caption)
 
-        if is_ftfy_available():
-            caption = ftfy.fix_text(caption)
+        caption = ftfy.fix_text(caption)
         caption = html.unescape(html.unescape(caption))
 
         caption = re.sub(r"\b[a-zA-Z]{1,3}\d{3,15}\b", "", caption)  # jc6640
diff --git a/src/diffusers/pipelines/deepfloyd_if/pipeline_if_superresolution.py b/src/diffusers/pipelines/deepfloyd_if/pipeline_if_superresolution.py
index be1f515b1ebc..52ebebb6f9b4 100644
--- a/src/diffusers/pipelines/deepfloyd_if/pipeline_if_superresolution.py
+++ b/src/diffusers/pipelines/deepfloyd_if/pipeline_if_superresolution.py
@@ -269,8 +269,7 @@ def _clean_caption(self, caption):
         if len(re.findall(regex2, caption)) > 3:
             caption = re.sub(regex2, " ", caption)
 
-        if is_ftfy_available():
-            caption = ftfy.fix_text(caption)
+        caption = ftfy.fix_text(caption)
         caption = html.unescape(html.unescape(caption))
 
         caption = re.sub(r"\b[a-zA-Z]{1,3}\d{3,15}\b", "", caption)  # jc6640
diff --git a/src/diffusers/pipelines/latte/pipeline_latte.py b/src/diffusers/pipelines/latte/pipeline_latte.py
index cb5b686ac185..7bc7b4aa915e 100644
--- a/src/diffusers/pipelines/latte/pipeline_latte.py
+++ b/src/diffusers/pipelines/latte/pipeline_latte.py
@@ -531,8 +531,7 @@ def _clean_caption(self, caption):
         if len(re.findall(regex2, caption)) > 3:
             caption = re.sub(regex2, " ", caption)
 
-        if is_ftfy_available():
-            caption = ftfy.fix_text(caption)
+        caption = ftfy.fix_text(caption)
         caption = html.unescape(html.unescape(caption))
 
         caption = re.sub(r"\b[a-zA-Z]{1,3}\d{3,15}\b", "", caption)  # jc6640
diff --git a/src/diffusers/pipelines/lumina/pipeline_lumina.py b/src/diffusers/pipelines/lumina/pipeline_lumina.py
index d338eb0b6880..cc123218f4ee 100644
--- a/src/diffusers/pipelines/lumina/pipeline_lumina.py
+++ b/src/diffusers/pipelines/lumina/pipeline_lumina.py
@@ -564,8 +564,7 @@ def _clean_caption(self, caption):
         if len(re.findall(regex2, caption)) > 3:
             caption = re.sub(regex2, " ", caption)
 
-        if is_ftfy_available():
-            caption = ftfy.fix_text(caption)
+        caption = ftfy.fix_text(caption)
         caption = html.unescape(html.unescape(caption))
 
         caption = re.sub(r"\b[a-zA-Z]{1,3}\d{3,15}\b", "", caption)  # jc6640
diff --git a/src/diffusers/pipelines/pag/pipeline_pag_pixart_sigma.py b/src/diffusers/pipelines/pag/pipeline_pag_pixart_sigma.py
index 0cdb2ff1dbc7..2e7e8ab9814f 100644
--- a/src/diffusers/pipelines/pag/pipeline_pag_pixart_sigma.py
+++ b/src/diffusers/pipelines/pag/pipeline_pag_pixart_sigma.py
@@ -518,8 +518,7 @@ def _clean_caption(self, caption):
         if len(re.findall(regex2, caption)) > 3:
             caption = re.sub(regex2, " ", caption)
 
-        if is_ftfy_available():
-            caption = ftfy.fix_text(caption)
+        caption = ftfy.fix_text(caption)
         caption = html.unescape(html.unescape(caption))
 
         caption = re.sub(r"\b[a-zA-Z]{1,3}\d{3,15}\b", "", caption)  # jc6640
diff --git a/src/diffusers/pipelines/pag/pipeline_pag_sana.py b/src/diffusers/pipelines/pag/pipeline_pag_sana.py
index 67502ffee7f1..71861f366477 100644
--- a/src/diffusers/pipelines/pag/pipeline_pag_sana.py
+++ b/src/diffusers/pipelines/pag/pipeline_pag_sana.py
@@ -579,8 +579,7 @@ def _clean_caption(self, caption):
         if len(re.findall(regex2, caption)) > 3:
             caption = re.sub(regex2, " ", caption)
 
-        if is_ftfy_available():
-            caption = ftfy.fix_text(caption)
+        caption = ftfy.fix_text(caption)
         caption = html.unescape(html.unescape(caption))
 
         caption = re.sub(r"\b[a-zA-Z]{1,3}\d{3,15}\b", "", caption)  # jc6640
diff --git a/src/diffusers/pipelines/pixart_alpha/pipeline_pixart_alpha.py b/src/diffusers/pipelines/pixart_alpha/pipeline_pixart_alpha.py
index 000b66400cda..604e51d88583 100644
--- a/src/diffusers/pipelines/pixart_alpha/pipeline_pixart_alpha.py
+++ b/src/diffusers/pipelines/pixart_alpha/pipeline_pixart_alpha.py
@@ -630,8 +630,7 @@ def _clean_caption(self, caption):
         if len(re.findall(regex2, caption)) > 3:
             caption = re.sub(regex2, " ", caption)
 
-        if is_ftfy_available():
-            caption = ftfy.fix_text(caption)
+        caption = ftfy.fix_text(caption)
         caption = html.unescape(html.unescape(caption))
 
         caption = re.sub(r"\b[a-zA-Z]{1,3}\d{3,15}\b", "", caption)  # jc6640
diff --git a/src/diffusers/pipelines/pixart_alpha/pipeline_pixart_sigma.py b/src/diffusers/pipelines/pixart_alpha/pipeline_pixart_sigma.py
index 3a4fccdcb617..286695aa8eb9 100644
--- a/src/diffusers/pipelines/pixart_alpha/pipeline_pixart_sigma.py
+++ b/src/diffusers/pipelines/pixart_alpha/pipeline_pixart_sigma.py
@@ -575,8 +575,7 @@ def _clean_caption(self, caption):
         if len(re.findall(regex2, caption)) > 3:
             caption = re.sub(regex2, " ", caption)
 
-        if is_ftfy_available():
-            caption = ftfy.fix_text(caption)
+        caption = ftfy.fix_text(caption)
         caption = html.unescape(html.unescape(caption))
 
         caption = re.sub(r"\b[a-zA-Z]{1,3}\d{3,15}\b", "", caption)  # jc6640
diff --git a/src/diffusers/pipelines/prx/pipeline_prx.py b/src/diffusers/pipelines/prx/pipeline_prx.py
index cfc3152f7a08..e14815b91c41 100644
--- a/src/diffusers/pipelines/prx/pipeline_prx.py
+++ b/src/diffusers/pipelines/prx/pipeline_prx.py
@@ -197,8 +197,7 @@ def clean_text(self, text: str) -> str:
             text = re.sub(regex2, " ", text)
 
         # Basic cleaning
-        if is_ftfy_available():
-            text = ftfy.fix_text(text)
+        text = ftfy.fix_text(text)
         text = html.unescape(html.unescape(text))
         text = text.strip()
 
diff --git a/src/diffusers/pipelines/sana/pipeline_sana.py b/src/diffusers/pipelines/sana/pipeline_sana.py
index fd7e1c73941b..17e0be9ba7aa 100644
--- a/src/diffusers/pipelines/sana/pipeline_sana.py
+++ b/src/diffusers/pipelines/sana/pipeline_sana.py
@@ -655,8 +655,7 @@ def _clean_caption(self, caption):
         if len(re.findall(regex2, caption)) > 3:
             caption = re.sub(regex2, " ", caption)
 
-        if is_ftfy_available():
-            caption = ftfy.fix_text(caption)
+        caption = ftfy.fix_text(caption)
         caption = html.unescape(html.unescape(caption))
 
         caption = re.sub(r"\b[a-zA-Z]{1,3}\d{3,15}\b", "", caption)  # jc6640
diff --git a/src/diffusers/pipelines/sana/pipeline_sana_controlnet.py b/src/diffusers/pipelines/sana/pipeline_sana_controlnet.py
index 66558c94e119..d976c7035d9d 100644
--- a/src/diffusers/pipelines/sana/pipeline_sana_controlnet.py
+++ b/src/diffusers/pipelines/sana/pipeline_sana_controlnet.py
@@ -670,8 +670,7 @@ def _clean_caption(self, caption):
         if len(re.findall(regex2, caption)) > 3:
             caption = re.sub(regex2, " ", caption)
 
-        if is_ftfy_available():
-            caption = ftfy.fix_text(caption)
+        caption = ftfy.fix_text(caption)
         caption = html.unescape(html.unescape(caption))
 
         caption = re.sub(r"\b[a-zA-Z]{1,3}\d{3,15}\b", "", caption)  # jc6640
diff --git a/src/diffusers/pipelines/sana/pipeline_sana_sprint.py b/src/diffusers/pipelines/sana/pipeline_sana_sprint.py
index 9495415923da..c85f05275f51 100644
--- a/src/diffusers/pipelines/sana/pipeline_sana_sprint.py
+++ b/src/diffusers/pipelines/sana/pipeline_sana_sprint.py
@@ -546,8 +546,7 @@ def _clean_caption(self, caption):
         if len(re.findall(regex2, caption)) > 3:
             caption = re.sub(regex2, " ", caption)
 
-        if is_ftfy_available():
-            caption = ftfy.fix_text(caption)
+        caption = ftfy.fix_text(caption)
         caption = html.unescape(html.unescape(caption))
 
         caption = re.sub(r"\b[a-zA-Z]{1,3}\d{3,15}\b", "", caption)  # jc6640
diff --git a/src/diffusers/pipelines/sana/pipeline_sana_sprint_img2img.py b/src/diffusers/pipelines/sana/pipeline_sana_sprint_img2img.py
index 600e99cebe69..a17c494e88eb 100644
--- a/src/diffusers/pipelines/sana/pipeline_sana_sprint_img2img.py
+++ b/src/diffusers/pipelines/sana/pipeline_sana_sprint_img2img.py
@@ -573,8 +573,7 @@ def _clean_caption(self, caption):
         if len(re.findall(regex2, caption)) > 3:
             caption = re.sub(regex2, " ", caption)
 
-        if is_ftfy_available():
-            caption = ftfy.fix_text(caption)
+        caption = ftfy.fix_text(caption)
         caption = html.unescape(html.unescape(caption))
 
         caption = re.sub(r"\b[a-zA-Z]{1,3}\d{3,15}\b", "", caption)  # jc6640
diff --git a/src/diffusers/pipelines/sana_video/pipeline_sana_video.py b/src/diffusers/pipelines/sana_video/pipeline_sana_video.py
index cae9852adc95..7ae85639e358 100644
--- a/src/diffusers/pipelines/sana_video/pipeline_sana_video.py
+++ b/src/diffusers/pipelines/sana_video/pipeline_sana_video.py
@@ -624,8 +624,7 @@ def _clean_caption(self, caption):
         if len(re.findall(regex2, caption)) > 3:
             caption = re.sub(regex2, " ", caption)
 
-        if is_ftfy_available():
-            caption = ftfy.fix_text(caption)
+        caption = ftfy.fix_text(caption)
         caption = html.unescape(html.unescape(caption))
 
         caption = re.sub(r"\b[a-zA-Z]{1,3}\d{3,15}\b", "", caption)  # jc6640
diff --git a/src/diffusers/pipelines/sana_video/pipeline_sana_video_i2v.py b/src/diffusers/pipelines/sana_video/pipeline_sana_video_i2v.py
index d7c93ef01299..81df1d0759da 100644
--- a/src/diffusers/pipelines/sana_video/pipeline_sana_video_i2v.py
+++ b/src/diffusers/pipelines/sana_video/pipeline_sana_video_i2v.py
@@ -626,8 +626,7 @@ def _clean_caption(self, caption):
         if len(re.findall(regex2, caption)) > 3:
             caption = re.sub(regex2, " ", caption)
 
-        if is_ftfy_available():
-            caption = ftfy.fix_text(caption)
+        caption = ftfy.fix_text(caption)
         caption = html.unescape(html.unescape(caption))
 
         caption = re.sub(r"\b[a-zA-Z]{1,3}\d{3,15}\b", "", caption)  # jc6640