Add Smithsonian fetch

env.example

@@ -37,3 +37,10 @@
 # https://docs.github.com/en/rest/authentication/authenticating-to-the-rest-api
 
 # GH_TOKEN =
+
+
+# Smithsonian
+
+# https://edan.si.edu/openaccess/apidocs/
+
+# DATA_GOV_API_KEY =

scripts/1-fetch/smithsonian_fetch.py

@@ -0,0 +1,216 @@
+#!/usr/bin/env python
+"""
+Fetch metrics usage from Smithsonian Institution Open Access API.
+"""
+
+# Standard library
+import argparse
+import csv
+import os
+import sys
+import textwrap
+import traceback
+from operator import itemgetter
+
+# Third-party
+import requests
+from pygments import highlight
+from pygments.formatters import TerminalFormatter
+from pygments.lexers import PythonTracebackLexer
+
+# Add parent directory so shared can be imported
+sys.path.append(os.path.join(os.path.dirname(__file__), ".."))
+
+# First-party/Local
+import shared  # noqa: E402
+
+# Setup
+LOGGER, PATHS = shared.setup(__file__)
+
+# Constants
+DATA_GOV_API_KEY = os.getenv("DATA_GOV_API_KEY")
+FILE_1_METRICS = os.path.join(PATHS["data_phase"], "smithsonian_1_metrics.csv")
+FILE_2_UNITS = os.path.join(PATHS["data_phase"], "smithsonian_2_units.csv")
+HEADER_1_METRICS = [
+    "CC0_RECORDS",
+    "CC0_RECORDS_WITH_CC0_MEDIA",
+    "CC0_MEDIA",
+    "CC0_MEDIA_PERCENTAGE",
+    "TOTAL_OBJECTS",
+]
+HEADER_2_UNITS = [
+    "UNIT",
+    "CC0_RECORDS",
+    "CC0_RECORDS_WITH_CC0_MEDIA",
+    "TOTAL_OBJECTS",
+]
+QUARTER = os.path.basename(PATHS["data_quarter"])
+
+
+def parse_arguments():
+    """
+    Parse command-line options, returns parsed argument namespace.
+    """
+    LOGGER.info("Parsing command-line options")
+    parser = argparse.ArgumentParser(description=__doc__)
+    parser.add_argument(
+        "--enable-save",
+        action="store_true",
+        help="Enable saving results",
+    )
+    parser.add_argument(
+        "--enable-git",
+        action="store_true",
+        help="Enable git actions (fetch, merge, add, commit, and push)",
+    )
+    args = parser.parse_args()
+    if not args.enable_save and args.enable_git:
+        parser.error("--enable-git requires --enable-save")
+    return args
+
+
+def check_for_completion():
+    completed_metrics = False
+    completed_units = False
+
+    try:
+        with open(FILE_1_METRICS, "r", newline="") as file_obj:
+            reader = csv.DictReader(file_obj, dialect="unix")
+            if len(list(reader)) > 0:
+                completed_metrics = True
+    except FileNotFoundError:
+        pass  # File may not be found without --enable-save, etc.
+
+    try:
+        with open(FILE_2_UNITS, "r", newline="") as file_obj:
+            reader = csv.DictReader(file_obj, dialect="unix")
+            if len(list(reader)) > 30:
+                completed_units = True
+    except FileNotFoundError:
+        pass  # File may not be found without --enable-save, etc.
+
+    if completed_metrics and completed_units:
+        raise shared.QuantifyingException(
+            f"Data fetch completed for {QUARTER}", 0
+        )
+
+
+def write_data(args, data_metrics, data_units):
+    if not args.enable_save:
+        return args
+
+    # Create data directory for this phase
+    os.makedirs(PATHS["data_phase"], exist_ok=True)
+
+    with open(FILE_1_METRICS, "w", encoding="utf-8", newline="\n") as file_obj:
+        writer = csv.DictWriter(
+            file_obj, fieldnames=HEADER_1_METRICS, dialect="unix"
+        )
+        writer.writeheader()
+        for row in data_metrics:
+            writer.writerow(row)
+
+    with open(FILE_2_UNITS, "w", encoding="utf-8", newline="\n") as file_obj:
+        writer = csv.DictWriter(
+            file_obj, fieldnames=HEADER_2_UNITS, dialect="unix"
+        )
+        writer.writeheader()
+        for row in data_units:
+            writer.writerow(row)
+
+    return args
+
+
+def query_smithsonian(args, session):
+    if not DATA_GOV_API_KEY:
+        raise shared.QuantifyingException(
+            "Authentication (DATA_GOV_API_KEY) required. Please ensure your"
+            " API key is set in .env",
+            1,
+        )
+    LOGGER.info("Fetch data from API")
+    url = "https://api.si.edu/openaccess/api/v1.0/stats"
+    params = {"api_key": DATA_GOV_API_KEY}
+    try:
+        with session.get(url, params=params) as response:
+            response.raise_for_status()
+            data = response.json()["response"]
+    except requests.HTTPError as e:
+        raise shared.QuantifyingException(f"HTTP Error: {e}", 1)
+    except requests.RequestException as e:
+        raise shared.QuantifyingException(f"Request Exception: {e}", 1)
+    except KeyError as e:
+        raise shared.QuantifyingException(f"KeyError: {e}", 1)
+    data_metrics = [
+        {
+            "CC0_MEDIA": data["metrics"]["CC0_media"],
+            "CC0_MEDIA_PERCENTAGE": data["metrics"]["CC0_media_percentage"],
+            "CC0_RECORDS": data["metrics"]["CC0_records"],
+            "CC0_RECORDS_WITH_CC0_MEDIA": data["metrics"][
+                "CC0_records_with_CC0_media"
+            ],
+            "TOTAL_OBJECTS": data["total_objects"],
+        }
+    ]
+    data_units = []
+    for unit in data["units"]:
+        if unit["total_objects"] == 0:
+            continue
+        data_units.append(
+            {
+                "UNIT": unit["unit"],
+                "CC0_RECORDS": unit["metrics"]["CC0_records"],
+                "CC0_RECORDS_WITH_CC0_MEDIA": unit["metrics"][
+                    "CC0_records_with_CC0_media"
+                ],
+                "TOTAL_OBJECTS": unit["total_objects"],
+            }
+        )
+    data_units = sorted(data_units, key=itemgetter("UNIT"))
+    LOGGER.info(f"Fetched stats for {len(data_units)} units")
+    return data_metrics, data_units
+
+
+def main():
+    args = parse_arguments()
+    shared.paths_log(LOGGER, PATHS)
+    check_for_completion()
+    session = shared.get_session()
+    data_metrics, data_units = query_smithsonian(args, session)
+    args = write_data(args, data_metrics, data_units)
+    args = shared.git_add_and_commit(
+        args,
+        PATHS["repo"],
+        PATHS["data_quarter"],
+        f"Add and commit new Smithsonian data for {QUARTER}",
+    )
+    shared.git_push_changes(args, PATHS["repo"])
+
+
+if __name__ == "__main__":
+    try:
+        main()
+    except shared.QuantifyingException as e:
+        if e.exit_code == 0:
+            LOGGER.info(e.message)
+        else:
+            LOGGER.error(e.message)
+        sys.exit(e.exit_code)
+    except SystemExit as e:
+        if e.code != 0:
+            LOGGER.error(f"System exit with code: {e.code}")
+        sys.exit(e.code)
+    except KeyboardInterrupt:
+        LOGGER.info("(130) Halted via KeyboardInterrupt.")
+        sys.exit(130)
+    except Exception:
+        traceback_formatted = textwrap.indent(
+            highlight(
+                traceback.format_exc(),
+                PythonTracebackLexer(),
+                TerminalFormatter(),
+            ),
+            "    ",
+        )
+        LOGGER.critical(f"(1) Unhandled exception:\n{traceback_formatted}")
+        sys.exit(1)

sources.md

@@ -147,6 +147,21 @@ license_version breakdown.
 - Supported licenses: `by`, `by-nc`, `by-nc-nd`, `by-nc-sa`, `by-nd`, `by-sa`, `cc0`, `nc-sampling+`, `pdm`, `sampling+`
 
 
+## Smithsonian
+
+**Description:** The Smithsonian Institution Open Access API offers a metrics
+API for stats about CC0 objects/media.
+
+**API documentation link:**
+- [metrics - Documentation](https://edan.si.edu/openaccess/apidocs/#api-metrics)
+- [Developer Manual - api.data.gov](https://api.data.gov/docs/developer-manual/)
+
+**API information:**
+- API key required
+- Hourly Limit: 1,000 requests per hour
+- Data available in a JSON format
+
+
 ## Wikipedia
 
 **Description:** The Wikipedia API allows users to query statistics of pages,