refactor(check_file_length.py): add local pre-commit check for file length

.pre-commit-config.yaml

@@ -23,4 +23,11 @@ repos:
         entry: python3 -m mypy --ignore-missing-imports
         language: system
         types: [python]
-        files: ^litellm/
+        files: ^litellm/
+    # -   id: check-file-length
+    #     name: Check file length
+    #     entry: python check_file_length.py
+    #     args: ["10000"]  # set your desired maximum number of lines
+    #     language: python
+    #     files: litellm/.*\.py
+    #     exclude: ^litellm/tests/

check_file_length.py

@@ -0,0 +1,28 @@
+import sys
+
+
+def check_file_length(max_lines, filenames):
+    bad_files = []
+    for filename in filenames:
+        with open(filename, "r") as file:
+            lines = file.readlines()
+            if len(lines) > max_lines:
+                bad_files.append((filename, len(lines)))
+    return bad_files
+
+
+if __name__ == "__main__":
+    max_lines = int(sys.argv[1])
+    filenames = sys.argv[2:]
+
+    bad_files = check_file_length(max_lines, filenames)
+    if bad_files:
+        bad_files.sort(
+            key=lambda x: x[1], reverse=True
+        )  # Sort files by length in descending order
+        for filename, length in bad_files:
+            print(f"{filename}: {length} lines")
+
+        sys.exit(1)
+    else:
+        sys.exit(0)