[pypy-dev] pow and complex object
Ben Young
ben at transversal.com
Mon Jul 5 10:27:45 CEST 2004
Hi, I have a patch for string formatting where you want to left pad with
zeros. Could someone apply it for me if it looks reasonable?
Cheers,
Ben
---
Index: objspace/std/stringobject.py
===================================================================
--- objspace/std/stringobject.py (revision 5431)
+++ objspace/std/stringobject.py (working copy)
@@ -991,9 +991,16 @@
else:
width = None
prec = None
+ lpadchar = ' '
+ padzeros = False
+ seennum = False
if c in '-0123456789':
j = i
while format[j] in '-0123456789':
+ if format[j] in '0123456789' and not seennum:
+ seennum = True
+ if format[j] == '0':
+ padzeros = True
j += 1
if format[i:j] != '-':
width = int(format[i:j])
@@ -1050,6 +1057,10 @@
else:
raise ValueError, "unsupported format character '%s' (%x)
at index %d" % (
c, ord(c), i)
+
+ if c in 'xdfg' and padzeros:
+ lpadchar = '0'
+
if prec is not None:
pieces[-1] = pieces[-1][:prec]
if width is not None:
@@ -1059,7 +1070,7 @@
p = p + ' '*d
else:
d = max(width - len(p), 0)
- p = ' '*d + p
+ p = lpadchar*d + p
pieces[-1] = p
state = 0
start = i+1
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