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Fix bug in _insert_thousands_sep: too much zero padding could be

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added for 'n' formats with non-repeating thousands-separator.
This commit is contained in:
Mark Dickinson 2009-03-18 08:22:51 +00:00
parent d914e3f861
commit b14514a153
2 changed files with 23 additions and 2 deletions
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3
Lib/decimal.py
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@ -5621,8 +5621,6 @@ def _insert_thousands_sep(digits, spec, min_width=1):
groups = []
for l in _group_lengths(grouping):
if groups:
min_width -= len(sep)
if l <= 0:
raise ValueError("group length should be positive")
# max(..., 1) forces at least 1 digit to the left of a separator
@ -5632,6 +5630,7 @@ def _insert_thousands_sep(digits, spec, min_width=1):
min_width -= l
if not digits and min_width <= 0:
break
min_width -= len(sep)
else:
l = max(len(digits), min_width, 1)
groups.append('0'*(l - len(digits)) + digits[-l:])