fix(cygwin): lru_cach did not exist for py < 3.2

ankostis · ankostis · commit 38883e055d1a · 2017-07-04T19:58:49.000+02:00
diff --git a/git/util.py b/git/util.py
@@ -4,7 +4,7 @@
 # This module is part of GitPython and is released under
 # the BSD License: http://www.opensource.org/licenses/bsd-license.php
 import contextlib
-from functools import wraps, lru_cache
+from functools import wraps
 import getpass
 import logging
 import os
@@ -18,6 +18,10 @@
     from unittest import SkipTest
 except ImportError:
     from unittest2 import SkipTest
+try:
+    from functools import lru_cache
+except ImportError:
+    from repoze.lru import lru_cache
 
 from gitdb.util import (# NOQA @IgnorePep8
     make_sha,
@@ -286,7 +290,7 @@ def _cyg_regex_path(drive, path):
 )
 
 
-@lru_cache()
+@lru_cache(500)  # Sice arg required only for py3.2 backport `repoze.lru` lib.
 def cygpath(path):
     """Use :meth:`git.cmd.Git.polish_url()` instead, that works on any environment."""
     for regex, parser, recurse in _cygpath_parsers:
diff --git a/requirements.txt b/requirements.txt
@@ -1,3 +1,5 @@
 gitdb>=0.6.4
 ddt>=1.1.1
+ordereddict; python_version < '2.7'
+repoze.lru; python_version < '3.2'
 unittest2; python_version < '2.7'
diff --git a/setup.py b/setup.py
@@ -68,6 +68,7 @@ def _stamp_version(filename):
 install_requires = ['gitdb2 >= 2.0.0']
 extras_require = {
     ':python_version == "2.6"': ['ordereddict'],
+    ':python_version < "3.2"': ['repoze.lru'],
 }
 test_requires = ['ddt>=1.1.1']
 if sys.version_info[:2] < (2, 7):
