git-p4: narrow the scope of exceptions caught when parsing an int

diff --git a/git-p4.py b/git-p4.py
index 90377263fee1f51d20f04f4554b484e3f22c8937..37265fc31dd51c9e55248c901fe13007cbe269a2 100755 (executable)
--- a/git-p4.py
+++ b/git-p4.py
@@ -948,7 +948,7 @@ def p4ChangesForPaths(depotPaths, changeRange, requestedBlockSize):
         try:
             (changeStart, changeEnd) = p4ParseNumericChangeRange(parts)
             block_size = chooseBlockSize(requestedBlockSize)
-        except:
+        except ValueError:
             changeStart = parts[0][1:]
             changeEnd = parts[1]
             if requestedBlockSize: