From: Tim Peters <tim.peters@gmail.com>
Date: Sun, 17 Feb 2002 07:03:05 +0000 (+0000)
Subject: SF bug #497839:  reindent chokes on empty first lines.
X-Git-Tag: v2.3c1~6652
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=54e5b89d77ca81f7d81010de288fb5c7d266af94;p=python

SF bug #497839:  reindent chokes on empty first lines.
Reindenter.run():  copy over initial all-whitespace lines (if any, and
after normalizing to remove trailing blanks and tabs).
Bugfix candidate.
---

diff --git a/Tools/scripts/reindent.py b/Tools/scripts/reindent.py
index e646aed9c3..21c553b7f8 100644
--- a/Tools/scripts/reindent.py
+++ b/Tools/scripts/reindent.py
@@ -157,6 +157,10 @@ class Reindenter:
         have2want = {}
         # Program after transformation.
         after = self.after = []
+        # Copy over initial empty lines -- there's nothing to do until
+        # we see a line with *something* on it.
+        i = stats[0][0]
+        after.extend(lines[1:i])
         for i in range(len(stats)-1):
             thisstmt, thislevel = stats[i]
             nextstmt = stats[i+1][0]