-

cool-RR · cool-RR · commit 11b87d4402e6 · 2014-01-05T23:56:59.000+02:00
diff --git a/source_py3/python_toolbox/file_tools.py b/source_py3/python_toolbox/file_tools.py
@@ -0,0 +1,38 @@
+# Copyright 2009-2014 Ram Rachum.
+# This program is distributed under the MIT license.
+
+'''Defines various tools related to temporary files.'''
+
+import pathlib
+import re
+
+
+numbered_name_pattern = re.compile(
+    r'''(?P<raw_name>.*) \((?P<number>[0-9]+)\)'''
+)
+
+def _get_next_name(path):
+    assert isinstance(path, pathlib.Path)
+    parent = path.parent
+    suffix = path.suffix
+    suffixless_name = path.name[:-len(suffix)]
+    assert parent + suffix + suffixless_name == path
+    match = numbered_name_pattern.match(suffixless_name)
+    if match:
+        fixed_suffixless_name = '{} ({})'.format(
+            match.group('raw_name'),
+            int(match.group('number'))+1,
+        )
+    else:
+        fixed_suffixless_name = '{} (1)'.format(suffixless_name,)
+        fix
+    return pathlib.Path(
+        '{}{}{}'.format(parent, suffixless_name, suffix)
+    )
+    
+    
+
+def create_file_renaming_if_taken(path, binary=False):
+    path = pathlib.Path(path)
+    
+
