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-rw-r--r--Lib/crypt.py9
1 files changed, 7 insertions, 2 deletions
diff --git a/Lib/crypt.py b/Lib/crypt.py
index e027d2c..e65b0cb 100644
--- a/Lib/crypt.py
+++ b/Lib/crypt.py
@@ -53,5 +53,10 @@ METHOD_MD5 = _Method('MD5', '1', 8, 34)
METHOD_SHA256 = _Method('SHA256', '5', 16, 63)
METHOD_SHA512 = _Method('SHA512', '6', 16, 106)
-methods = [METHOD_SHA512, METHOD_SHA256, METHOD_MD5, METHOD_CRYPT]
-methods[:-1] = [m for m in methods[:-1] if len(crypt('', m)) == m.total_size]
+methods = []
+for _method in (METHOD_SHA512, METHOD_SHA256, METHOD_MD5):
+ _result = crypt('', _method)
+ if _result and len(_result) == _method.total_size:
+ methods.append(_method)
+methods.append(METHOD_CRYPT)
+del _result, _method