Add a git hook script that will list all duplicate files within the directories specified

Author: theotherjimmy

tools/git_hooks/find_duplicates.py

@@ -0,0 +1,30 @@
+from os import walk
+from os.path import join
+from argparse import ArgumentParser
+
+if __name__ == "__main__":
+    parser = ArgumentParser("Find duplicate file names within a directory structure")
+    parser.add_argument("dirs", help="Directories to search for duplicate file names"
+                        , nargs="*")
+    parser.add_argument("--silent", help="Supress printing of filenames, just return number of duplicates", action="store_true")
+    args = parser.parse_args()
+
+    scanned_files = {}
+
+    for dir in args.dirs:
+        for root, dirs, files in walk(dir):
+            for file in files:
+                scanned_files.setdefault(file, [])
+                scanned_files[file].append(join(root, file))
+
+    count_dupe = 0
+    for key, value in scanned_files.iteritems():
+        if len(value) > 1:
+            count_dupe += 1
+            if not args.silent:
+                print("Multiple files found with name {}".format(key))
+                for file in value:
+                    print("  {}".format(file))
+
+    exit(count_dupe)
+