Python Notes: Difference between revisions

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https://stackoverflow.com/questions/3238925/python-urllib-urllib2-post
https://stackoverflow.com/questions/3238925/python-urllib-urllib2-post
== datetime ==

Revision as of 04:18, 26 September 2017

Docs:

ghetto command line argv

#!/usr/bin/python

import sys

print 'Number of arguments:', len(sys.argv), 'arguments.'
print 'Argument List:', str(sys.argv)

what's in that object?

https://download.tuxfamily.org/jeremyblog/diveintopython-5.4/py/apihelper.py

/apihelper.py

/apihelper.py - short

then use it like this:

#!/usr/bin/env python

from apihelper import info

mything

info(mything)


AutoVivification

import pprint

class Vividict(dict):
    def __missing__(self, key):
        value = self[key] = type(self)()
        return value

d = Vividict()

d['foo']['bar']
d['foo']['baz']
d['fizz']['buzz']
d['primary']['secondary']['tertiary']['quaternary']
pprint.pprint(d)

vim tabs

in file:

# vim: tabstop=8 expandtab shiftwidth=4 softtabstop=4

in ~/.vimrc:

tabstop=8
expandtab
shiftwidth=4
softtabstop=4

parse json

python -m json.tool my_json.json


parse yaml

python -c "from yaml import load, Loader; load(open('filename.yml'), Loader=Loader)"

urllib

https://stackoverflow.com/questions/3238925/python-urllib-urllib2-post

datetime