[tor-commits] [tor/master] practracker: handle empty files.

[dgoulet@xxxxxxxxxxxxxx]

commit 03040903e677172ce46319b83f9d00bafb33fad7
Author: Nick Mathewson <nickm@xxxxxxxxxxxxxx>
Date:   Mon Sep 2 15:33:59 2019 -0400

    practracker: handle empty files.
    
    Previously practracker would fail on a file with no lines.
---
 scripts/maint/practracker/metrics.py | 1 +
 1 file changed, 1 insertion(+)

diff --git a/scripts/maint/practracker/metrics.py b/scripts/maint/practracker/metrics.py
index 9f69b2ac1..4c62bc242 100644
--- a/scripts/maint/practracker/metrics.py
+++ b/scripts/maint/practracker/metrics.py
@@ -8,6 +8,7 @@ import re
 
 def get_file_len(f):
     """Get file length of file"""
+    i = -1
     for i, l in enumerate(f):
         pass
     return i + 1



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