Removed dependency on setuptools for version check

pyca · Mar 8, 2014 · 4dd97e5 · 4dd97e5
1 parent e4880e6
commit 4dd97e5
Showing 1 changed file with 3 additions and 4 deletions.
diff --git a/cryptography/hazmat/bindings/commoncrypto/binding.py b/cryptography/hazmat/bindings/commoncrypto/binding.py
@@ -13,10 +13,9 @@
 
 from __future__ import absolute_import, division, print_function
 
+import sys
 import platform
 
-from pkg_resources import parse_version
-
 from cryptography.hazmat.bindings.utils import build_ffi
 
 
@@ -48,5 +47,5 @@ def _ensure_ffi_initialized(cls):
 
     @classmethod
     def is_available(cls):
-        version = parse_version(platform.mac_ver()[0])
-        return version >= parse_version("10.8")
+        return sys.platform == "darwin" and map(
+            int, platform.mac_ver()[0].split(".")) >= [10, 8, 0]