Author: fijal
Branch: unicode-utf8
Changeset: r90332:429e8e21cd00
Date: 2017-02-23 20:15 +0100
http://bitbucket.org/pypy/pypy/changeset/429e8e21cd00/
Log: implement zfill
diff --git a/pypy/objspace/std/unicodeobject.py
b/pypy/objspace/std/unicodeobject.py
--- a/pypy/objspace/std/unicodeobject.py
+++ b/pypy/objspace/std/unicodeobject.py
@@ -151,7 +151,7 @@
def _chr(self, char):
assert len(char) == 1
- return unicode(char)[0]
+ return char[0]
_builder = StringBuilder
@@ -497,6 +497,26 @@
strs_w.append(W_UnicodeObject(value[sol:eol], lgt))
return space.newlist(strs_w)
+ @unwrap_spec(width=int)
+ def descr_zfill(self, space, width):
+ selfval = self._val(space)
+ if len(selfval) == 0:
+ return self._new(self._multi_chr(self._chr('0')) * width, width)
+ num_zeros = width - self._length
+ if num_zeros <= 0:
+ # cannot return self, in case it is a subclass of str
+ return self._new(selfval, self._length)
+ builder = self._builder(num_zeros + len(selfval))
+ if len(selfval) > 0 and (selfval[0] == '+' or selfval[0] == '-'):
+ # copy sign to first position
+ builder.append(selfval[0])
+ start = 1
+ else:
+ start = 0
+ builder.append_multiple_char(self._chr('0'), num_zeros)
+ builder.append_slice(selfval, start, len(selfval))
+ return self._new(builder.build(), width)
+
def wrapunicode(space, uni):
return W_UnicodeObject(uni)
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