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python Programming Glossary: printsCommon pitfalls in Python [duplicate] http://stackoverflow.com/questions/1011431/common-pitfalls-in-python hmm bug except KeyError TypeError print TypeError This prints hmm bug though it is not a bug it looks like we are catching..
Method Resolution Order (MRO) in new style Python classes http://stackoverflow.com/questions/1848474/method-resolution-order-mro-in-new-style-python-classes print Derived.__mro__ The call instance.amethod prints Base1 but as per my understanding of the MRO with new style.. output should have been Base3 . The call Derived.__mro__ prints class '__main__.Derived' class '__main__.Base2' class '__main__.Base1'..
http://stackoverflow.com/questions/1959744/python-list-problem m I expect that this code should print 1 1 1 0 0 0 but it prints 1 1 1 1 1 1 python list share improve this question This..
How to flush output of Python print? [duplicate] http://stackoverflow.com/questions/230751/how-to-flush-output-of-python-print question import sys sys.stdout.flush print by default prints to sys.stdout References http docs.python.org reference simple_stmts.html#the..
http://stackoverflow.com/questions/233673/lexical-closures-in-python f 2 Note that this example mindfully avoids lambda . It prints 4 4 4 which is surprising. I'd expect 0 2 4 . This equivalent.. commented line shows i is unknown at that point. Still it prints 4 4 4 . python closures lazy evaluation late binding share..
What do *args and **kwargs mean? [duplicate] http://stackoverflow.com/questions/287085/what-do-args-and-kwargs-mean each if __name__ '__main__' foo LOVE lol lololol This prints out LOVE 'lol' 'lololol' How do you effectively use them python..
How to print date in a regular format in Python? http://stackoverflow.com/questions/311627/how-to-print-date-in-a-regular-format-in-python import datetime today datetime.date.today print today This prints 2008 11 22 which is exactly what I want BUT....I have a list.. datetime.date.today mylist.append today print mylist This prints the following datetime.date 2008 11 22 How on earth can I get..
Python/Tkinter: Interactively validating Entry widget content http://stackoverflow.com/questions/4140437/python-tkinter-interactively-validating-entry-widget-content command. Here's an example that only allows lowercase and prints all those funky values import Tkinter as tk class MyApp def..
Python list comprehension rebind names even after scope of comprehension. Is this right? http://stackoverflow.com/questions/4198906/python-list-comprehension-rebind-names-even-after-scope-of-comprehension-is-thi scope x 'before' a x for x in 1 2 3 print x # this prints '3' not 'before' This was an artifact of the original implementation..
UnicodeDecodeError when redirecting to file http://stackoverflow.com/questions/4545661/unicodedecodeerror-when-redirecting-to-file u0BC3 u1451 U0001D10C print uni Without redirection it prints garbage. With redirection I get a UnicodeDecodeError. Can someone..
Regular expression to extract URL from an HTML link http://stackoverflow.com/questions/499345/regular-expression-to-extract-url-from-an-html-link http www.ptop.se a I ™m trying to code a tool that only prints out http ptop.se . Can you help me please python regex share..
Python string formatting: % vs. .format http://stackoverflow.com/questions/5082452/python-string-formatting-vs-format 3 it will throw a TypeError . To guarantee that it always prints you'd need to do hi there s name # supply the single argument..
How to clear python interpreter console? http://stackoverflow.com/questions/517970/how-to-clear-python-interpreter-console after a while the visible backlog of past commands and prints gets to be cluttered and sometimes confusing when re running..
Simple Prime Generator in Python http://stackoverflow.com/questions/567222/simple-prime-generator-in-python stop it using break Here's your code with a few fixes it prints out only primes import math def main count 3 while True isprime..
How to convert strings into integers in python? http://stackoverflow.com/questions/642154/how-to-convert-strings-into-integers-in-python converted to an actual integer print int 1 1 The above prints 2 . If you know the structure of your list that it simply contains..
Split string into a list in Python http://stackoverflow.com/questions/743806/split-string-into-a-list-in-python text.split # for each word in the line for word in words # prints each word on a line print word python list split share improve..
Strip HTML from strings in Python http://stackoverflow.com/questions/753052/strip-html-from-strings-in-python some text a ' it will only print 'some text' ' b hello b ' prints 'hello' etc. How would one go about doing this python html..
Python strings split with multiple separators http://stackoverflow.com/questions/1059559/python-strings-split-with-multiple-separators you what are you doing here print re.findall r w' DATA # Prints 'Hey' 'you' 'what' 'are' 'you' 'doing' 'here' Edited to include..
Pyparsing: extract variable length, variable content, variable whitespace substring http://stackoverflow.com/questions/10855951/pyparsing-extract-variable-length-variable-content-variable-whitespace-substr .format lastPatientData.patientData match.gleason Prints 01 01 11 S11 55555 20 444 55 6666 Gleason 5 4 9 01 02 11 S11..
Print current call stack in Python http://stackoverflow.com/questions/1156023/print-current-call-stack-in-python g for line in traceback.format_stack print line.strip f # Prints # File so stack.py line 10 in module # f # File so stack.py..
Fastest way to convert a dict's keys & values from `unicode` to `str`? http://stackoverflow.com/questions/1254454/fastest-way-to-convert-a-dicts-keys-values-from-unicode-to-str data else return data print DATA print convert DATA # Prints # u'list' u'list' True u'Maybe' set u'and' u'a' u'set' 1 u'foo'..
Getting a map() to return a list in python 3.1 http://stackoverflow.com/questions/1303347/getting-a-map-to-return-a-list-in-python-3-1 you can still iterate over the map object like so # Prints ABCD for ch in map chr 65 66 67 68 print ch share improve..
Combining two lists and removing duplicates, without removing duplicates in original list http://stackoverflow.com/questions/1319338/combining-two-lists-and-removing-duplicates-without-removing-duplicates-in-orig first_list list in_second_but_not_in_first print result # Prints 1 2 2 5 9 7 Or if you prefer one liners 8 print first_list list..
Dynamically attaching a method to an existing Python object generated with swig? http://stackoverflow.com/questions/1382871/dynamically-attaching-a-method-to-an-existing-python-object-generated-with-swig s print sds i 100 sdi SuperDuperWrapper i print sdi Prints SUPER DUPER hey ho SUPER DUPER 100 In your case you would take..
Python - Windows Shutdown Events http://stackoverflow.com/questions/1411186/python-windows-shutdown-events import sys import time #import os def log_info msg Prints print msg f open c test.log a f.write msg n f.close def wndproc..
How to calculate cosine similarity given 2 sentence strings? - Python http://stackoverflow.com/questions/15173225/how-to-calculate-cosine-similarity-given-2-sentence-strings-python cosine get_cosine vector1 vector2 print 'Cosine ' cosine Prints Cosine 0.861640436855 The cosine formula used here is described..
How do I abort the execution of a Python script? [duplicate] http://stackoverflow.com/questions/179369/how-do-i-abort-the-execution-of-a-python-script is to exit with zero. import sys sys.exit aa errors Prints aa errors and exits with a status code of 1. There is also an..
http://stackoverflow.com/questions/3786881/what-is-a-method-in-python C def my_method self print I am a C c C c.my_method # Prints I am a C Simple as that There are also some alternative kinds..
Using global variables in a function other than the one that created them http://stackoverflow.com/questions/423379/using-global-variables-in-a-function-other-than-the-one-that-created-them read value of globvar set_globvar_to_one print_globvar # Prints 1 I imagine the reason for it is that since global variables..
Why is parenthesis in print voluntary in Python 2.7? http://stackoverflow.com/questions/6182964/why-is-parenthesis-in-print-voluntary-in-python-2-7 both the following will do the same print Hello world # Prints Hello world print Hello world # Prints Hello world However the.. print Hello world # Prints Hello world print Hello world # Prints Hello world However the following will not print Hello world.. world However the following will not print Hello world # Prints the tuple Hello world print Hello world # Prints the words Hello..
How to make an anonymous function in Python without Christening it? http://stackoverflow.com/questions/6629876/how-to-make-an-anonymous-function-in-python-without-christening-it giving it a name with def # This is the behaviour I want. Prints hi . def myprint msg print msg f_list myprint f_list 0 'hi'..
Best way to profile/optimize a website on google's appengine http://stackoverflow.com/questions/679670/best-way-to-profile-optimize-a-website-on-googles-appengine makeanerror500 def fake_wsgi_callback response headers Prints heads to stdout print n .join s s n v for n v in headers print..
How do I iterate over the HTML attributes of a Beautiful Soup element? http://stackoverflow.com/questions/822571/how-do-i-iterate-over-the-html-attributes-of-a-beautiful-soup-element
What should I do if socket.setdefaulttimeout() is not working? http://stackoverflow.com/questions/8464391/what-should-i-do-if-socket-setdefaulttimeout-is-not-working request Request 2 except Timeout.Timeout print Timeout # Prints Request 1 and Timeout If want to be more portable than this..
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