Properly handle filenames with non-ASCII characters. #432

1 files changed, 7 insertions, 0 deletions

diff --git a/coverage/python.py b/coverage/python.py
index 71b50f0c..fe32150a 100644
--- a/coverage/python.py
+++ b/coverage/python.py
@@ -4,6 +4,7 @@
 """Python source expertise for coverage.py"""
 
 import os.path
+import sys
 import zipimport
 
 from coverage import env, files
@@ -95,6 +96,9 @@ class PythonFileReporter(FileReporter):
         else:
             filename = morf
 
+        if env.PY2 and isinstance(filename, str):
+            filename = filename.decode(sys.getfilesystemencoding())
+
         # .pyc files should always refer to a .py instead.
         if filename.endswith(('.pyc', '.pyo')):
             filename = filename[:-1]
@@ -106,6 +110,8 @@ class PythonFileReporter(FileReporter):
         if hasattr(morf, '__name__'):
             name = morf.__name__
             name = name.replace(".", os.sep) + ".py"
+            if isinstance(name, bytes):
+                name = name.decode(sys.getfilesystemencoding())
         else:
             name = files.relative_filename(filename)
         self.relname = name
@@ -115,6 +121,7 @@ class PythonFileReporter(FileReporter):
         self._statements = None
         self._excluded = None
 
+    @contract(returns='unicode')
     def relative_filename(self):
         return self.relname