--- a/mercurial/util.py Sun May 28 15:47:43 2017 -0400
+++ b/mercurial/util.py Sun May 28 16:17:43 2017 -0400
@@ -2310,7 +2310,7 @@
# First chunk on line is whitespace -- drop it, unless this
# is the very beginning of the text (i.e. no lines started yet).
- if self.drop_whitespace and chunks[-1].strip() == '' and lines:
+ if self.drop_whitespace and chunks[-1].strip() == r'' and lines:
del chunks[-1]
while chunks:
@@ -2332,7 +2332,7 @@
# If the last chunk on this line is all whitespace, drop it.
if (self.drop_whitespace and
- cur_line and cur_line[-1].strip() == ''):
+ cur_line and cur_line[-1].strip() == r''):
del cur_line[-1]
# Convert current line back to a string and store it in list