Merge pull request #38 from ionelmc/patch-1

Allow import to fail, a `.pth` file is not a good place to raise exceptions

Author: schlamar

cov-core/setup.py

@@ -10,7 +10,14 @@
 # The line in the path file must begin with "import"
 # so that site.py will exec it.
 PTH_FILE = '''\
-import os; 'COV_CORE_SOURCE' in os.environ and __import__('cov_core_init').init()
+import os; exec(%r)
+''' % '''
+if 'COV_CORE_SOURCE' in os.environ:
+    try:
+        import cov_core_init
+        cov_core_init.init()
+    except ImportError:
+        pass
 '''
 
 PTH_FILE_FAILURE = '''