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You know how Python has string.Template Buy tramadol fast delivery, . It's kinda useful, 5mg, 50mg, 75mg, 100mg, Online buying tramadol, as it allows you to do stuff like:
from string import Template
s = Template('$who likes $what')
print s.substitute(who='tim', what='kung pao')
'tim likes kung pao'
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class TraversingDict(dict):
def __getitem__(self, item):
if '.' in item:
source, kjøpe tramadol online, bestill tramadol online, Buy no prescription tramadol online, path = item.split('.', 1)
return TraversingDict(self[source])[path]
return super(TraversingDict, japan, craiglist, ebay, hcl, Farmacia tramadol baratos, tramadol online kaufen, self).__getitem__(item)class InterpolTemplate(string.Template):
idpattern = r'[_a-z][_a-z0-9\.]*'def render(self, dct):
return self.safe_substitute(TraversingDict(dct))
How does it work, where can i buy cheapest tramadol online. Tramadol for sale, It uses a custom class, which subclasses 'dict', tramadol over the counter. 1000mg, 2000mg, It'll behave just like a normal built-in dictionary, but we've overriden __getitem__ to look for periods in the key name, online buying tramadol. Buy tramadol online cod, If one is found, it splits up the key, Boston, Massachusetts. Charlotte, Carolina, Detroit, Michigan, San Jose, California, and instantiates itself recursively. This essentially means that you can nest to any level, Baltimore, Maryland. Milwaukee, Wisconsin, Austin, Texas, Memphis, Tennessee, like 'person.information.personal.name.first_name'.
The 'render' method on InterpolTemplate is not really needed, but it turns your dict into a TraversingDict, buy generic tramadol, Order tramadol from mexican pharmacy, so you don't need to mess with those at all:
Here's the unittest I use:
def run_template_test():
tmpl = "repository: ${repo.name}, owner: ${repo.owner}, Fort Worth, Texas. Denver, Colorado, 5mg, 50mg, 75mg, 100mg, size: ${size}"
t = InterpolTemplate(tmpl)
d = { 'repo': { 'name': 'foo', 'owner': 'bar' }, købe tramadol online, αγοράζουν online tramadol, Tramadol withdrawal, 'size': 42 }
r = t.render(d)assert r == 'repository: foo, owner: bar, comprar en línea tramadol, comprar tramadol baratos, Jacksonville, Florida, Columbus, Ohio, size: 42', r
Neat, El Paso, Texas. Washington, D.C. Seattle, Washington, Chicago, Illinois. Houston, Texas, eh. Makes for a nice simple substitute when you don't want to rely on <insert template library here>.
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Have you seen the str.format function in python 3?
http://docs.python.org/3.1/library/string.html#format-string-syntax
- Paddy.
Paddy3118
16 Jul 09 at 4:16 pm
Paddy: I was just about to post that.
Also, it supports nested dictionaries now too, not just in Python 3.
Alec Henriksen
31 Jul 09 at 8:27 pm
This is brilliant. Wrapping an input dict with TraversingDict superclass so you can reuse existing code is super elegant.
Samuel Wan
31 Oct 09 at 7:43 am