Save new folder

api.dsi.sophal.dz/hr_tickets/Python-3.9.6/Tools/freeze/bkfile.py

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+from builtins import open as _orig_open
+
+def open(file, mode='r', bufsize=-1):
+    if 'w' not in mode:
+        return _orig_open(file, mode, bufsize)
+    import os
+    backup = file + '~'
+    try:
+        os.unlink(backup)
+    except OSError:
+        pass
+    try:
+        os.rename(file, backup)
+    except OSError:
+        return _orig_open(file, mode, bufsize)
+    f = _orig_open(file, mode, bufsize)
+    _orig_close = f.close
+    def close():
+        _orig_close()
+        import filecmp
+        if filecmp.cmp(backup, file, shallow=False):
+            import os
+            os.unlink(file)
+            os.rename(backup, file)
+    f.close = close
+    return f