Treat missing source files nicer.

1 files changed, 2 insertions, 3 deletions

diff --git a/coverage/report.py b/coverage/report.py
index 8b069d7a..7f3e3e02 100644
--- a/coverage/report.py
+++ b/coverage/report.py
@@ -2,6 +2,7 @@
 
 import os
 from coverage.codeunit import code_unit_factory
+from coverage.misc import NoSource
 
 class Reporter(object):
     """A base class for all reporters."""
@@ -51,8 +52,6 @@ class Reporter(object):
         for cu in self.code_units:
             try:
                 report_fn(cu, self.coverage._analyze(cu))
-            except KeyboardInterrupt:
-                raise
-            except:
+            except NoSource:
                 if not self.ignore_errors:
                     raise