viery simple file versionizer

bin/cp-version

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+../files/cp-version.py

files/cp-version.py

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+#!/usr/bin/env python
+import os, argparse
+from shutil import copyfile
+
+def get_options():
+    parser = argparse.ArgumentParser(
+        description = 'Copy file with version number'
+    )
+    parser.add_argument('-m', action = "store_true", dest = "move",
+        help = "Move file instead of copying",
+        default = False
+    )
+    parser.add_argument(action = "store", dest = "file")
+    return parser.parse_args()
+
+
+def file_versionize(full_path, move = False):
+    """ Move file to versioned with integer  """
+    file_dir = os.path.dirname(full_path)
+    file_name = os.path.basename(full_path)
+    basename, extension = os.path.splitext(file_name)
+    version = 1
+    while True:
+        new_name = os.path.join(
+            file_dir,
+            "%s.v%02d%s"%(
+                basename,
+                version,
+                extension
+            )
+        )
+        if os.path.exists(new_name):
+            version += 1
+        else:
+            break
+    print("%s -> %s"%(
+        full_path,
+        new_name
+    ))
+    if move:
+        os.rename(full_path, new_name)
+    else:
+        copyfile(full_path, new_name)
+
+
+if __name__ == "__main__":
+    opts = get_options()
+    file_versionize(opts.file, opts.move)