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from pystache import TemplateSpec
def rot(s, n=13):
r = ""
for c in s:
cc = c
if cc.isalpha():
cc = cc.lower()
o = ord(cc)
ro = (o+n) % 122
if ro == 0: ro = 122
if ro < 97: ro += 96
cc = chr(ro)
r = ''.join((r,cc))
return r
def replace(subject, this='foo', with_this='bar'):
return subject.replace(this, with_this)
# This class subclasses TemplateSpec because at least one unit test
# sets the template attribute.
class Lambdas(TemplateSpec):
def replace_foo_with_bar(self, text=None):
return replace
def rot13(self, text=None):
return rot
def sort(self, text=None):
return lambda text: ''.join(sorted(text))
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