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python Programming Glossary: s2Why does comparing strings in Python using either '==' or 'is' sometimes produce a different result? http://stackoverflow.com/questions/1504717/why-does-comparing-strings-in-python-using-either-or-is-sometimes-produce and do the same is comparison it succeeds s1 'public' s2 'public' s2 is s1 True What am I missing here python share.. the same is comparison it succeeds s1 'public' s2 'public' s2 is s1 True What am I missing here python share improve this..
http://stackoverflow.com/questions/15541404/python-string-interning and thats pretty clever But you can't do this. s1 strin s2 string s1 g is s2 False Why wouldn't python evaluate s1 g realise.. clever But you can't do this. s1 strin s2 string s1 g is s2 False Why wouldn't python evaluate s1 g realise it is the same.. # s1 string 2 0 LOAD_CONST 1 'string' 3 STORE_FAST 0 s1 # s2 strin g 3 6 LOAD_CONST 4 'string' 9 STORE_FAST 1 s2 The third..
SendKeys for Python 3.1 on Windows http://stackoverflow.com/questions/1823762/sendkeys-for-python-3-1-on-windows len l_inputs l_inputs_2 for ndx in range 0 n_inputs s2 1 l_inputs s ndx l_inputs_2.append s2 s_inputs ' '.join l_inputs_2.. in range 0 n_inputs s2 1 l_inputs s ndx l_inputs_2.append s2 s_inputs ' '.join l_inputs_2 cls_input_array cls_Input n_inputs..
Python and the Singleton Pattern [duplicate] http://stackoverflow.com/questions/42558/python-and-the-singleton-pattern return cls._instance if __name__ '__main__' s1 Singleton s2 Singleton if id s1 id s2 print Same else print Different share.. __name__ '__main__' s1 Singleton s2 Singleton if id s1 id s2 print Same else print Different share improve this answer..
Creating a python dictionary from a line of text http://stackoverflow.com/questions/4356329/creating-a-python-dictionary-from-a-line-of-text # Python 3 izip zip def pairwise iterable s s0 s1 s2 s3 s4 s5 ... a iter iterable return izip a a Which can be used.. pairwise def grouper n iterable s s0 s1 ...sn 1 sn sn 1 ...s2n 1 s2n s2n 1 ...s3n 1 ... return izip iter iterable n # extra.. def grouper n iterable s s0 s1 ...sn 1 sn sn 1 ...s2n 1 s2n s2n 1 ...s3n 1 ... return izip iter iterable n # extra pair..
Iterating over every two elements in a list http://stackoverflow.com/questions/5389507/iterating-over-every-two-elements-in-a-list from itertools import izip def pairwise iterable s s0 s1 s2 s3 s4 s5 ... a iter iterable return izip a a for x y in pairwise.. from itertools import izip def grouped iterable n s s0 s1 s2 ...sn 1 sn sn 1 sn 2 ...s2n 1 s2n s2n 1 s2n 2 ...s3n 1 ... return.. def grouped iterable n s s0 s1 s2 ...sn 1 sn sn 1 sn 2 ...s2n 1 s2n s2n 1 s2n 2 ...s3n 1 ... return izip iter iterable n..
Iterate a list as pair (current, next) in Python http://stackoverflow.com/questions/5434891/iterate-a-list-as-pair-current-next-in-python docs import itertools def pairwise iterable s s0 s1 s1 s2 s2 s3 ... a b itertools.tee iterable next b None return itertools.izip.. docs import itertools def pairwise iterable s s0 s1 s1 s2 s2 s3 ... a b itertools.tee iterable next b None return itertools.izip..
TypeError: 'str' does not support the buffer interface http://stackoverflow.com/questions/5471158/typeerror-str-does-not-support-the-buffer-interface f_out.write bytes s 'UTF 8' with gzip.open fn 'r' as f_in s2 f_in.read .decode 'UTF 8' print s2 share improve this answer..
Rolling or sliding window iterator in Python http://stackoverflow.com/questions/6822725/rolling-or-sliding-window-iterator-in-python of width n over data from the iterable s s0 s1 ...s n 1 s1 s2 ... sn ... it iter seq result tuple islice it n if len result..
http://stackoverflow.com/questions/2101961/python-state-machine-design input return eval self.map input class S1 State map input S2 other S3 pass # Overrides to state specific methods class S2.. other S3 pass # Overrides to state specific methods class S2 State map foo S1 bar S2 class S3 State map quux S1 In some cases.. to state specific methods class S2 State map foo S1 bar S2 class S3 State map quux S1 In some cases your event isn't as..
Code Golf: Finite-state machine! [closed] http://stackoverflow.com/questions/4661818/code-golf-finite-state-machine of 0 s The alphabet is the set 0 1 . The states are S1 and S2. The transitions are S1 0 S2 S1 1 S1 S2 0 S1 and S2 1 S2 . The.. 0 1 . The states are S1 and S2. The transitions are S1 0 S2 S1 1 S1 S2 0 S1 and S2 1 S2 . The input string is any binary.. states are S1 and S2. The transitions are S1 0 S2 S1 1 S1 S2 0 S1 and S2 1 S2 . The input string is any binary number including..
pip install mysql-python fails with EnvironmentError: mysql_config not found http://stackoverflow.com/questions/5178292/pip-install-mysql-python-fails-with-environmenterror-mysql-config-not-found This is the error I get mysite zjm1126@zjm1126 G41MT S2 ~ zjm_test mysite pip install mysql python Downloading unpacking.. in home zjm1126 .pip pip.log mysite zjm1126@zjm1126 G41MT S2 ~ zjm_test mysite pip install mysql python Downloading unpacking..
http://stackoverflow.com/questions/5178416/pip-install-lxml-error lxml error this is my error mysite zjm1126@zjm1126 G41MT S2 ~ zjm_test mysite pip install lxml Downloading unpacking lxml.. what can i do thanks updated mysite zjm1126@zjm1126 G41MT S2 ~ zjm_test mysite pip install lxml Downloading unpacking lxml..
Python Check if one of the following items is in a list http://stackoverflow.com/questions/740287/python-check-if-one-of-the-following-items-is-in-a-list L1 2 3 4 L2 1 2 i for i in L1 if i in L2 2 S1 set L1 S2 set L2 S1.intersection S2 set 2 Both empty lists and empty sets.. i in L1 if i in L2 2 S1 set L1 S2 set L2 S1.intersection S2 set 2 Both empty lists and empty sets are False so you can use..
Finding an optimal solution that minimizes a constraint? http://stackoverflow.com/questions/7927787/finding-an-optimal-solution-that-minimizes-a-constraint and 4 birds. Time 1 2 3 4 5 Slinger S1 B1 B2 B1 B2 B3 B4 S2 B1 B1 B2 B3 B4 S3 B1 B3 B4 B1 B2 B3 B4 and my data looks.. B1 B2 B3 B4 and my data looks like this print t 1 S1 B1 B2 S2 S3 B1 2 S1 B1 B2 B3 S2 B1 S3 B3 B4 3 S1 B4 S2 B1 B2 S3 4 S1.. looks like this print t 1 S1 B1 B2 S2 S3 B1 2 S1 B1 B2 B3 S2 B1 S3 B3 B4 3 S1 B4 S2 B1 B2 S3 4 S1 S2 B3 B4 S3 B1 B2 B3 B4..
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