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What's the difference between lists and tuples?
...tial advantages.
There are some interesting articles on this issue, e.g. "Python Tuples are Not Just Constant Lists" or "Understanding tuples vs. lists in Python". The official Python documentation also mentions this
"Tuples are immutable, and usually contain an heterogeneous sequence ...".
I...
Is there an equivalent of 'which' on the Windows command line?
...) do @echo. %~$PATH:i
C:\WINDOWS\system32\cmd.exe
c:\> for %i in (python.exe) do @echo. %~$PATH:i
C:\Python25\python.exe
You don't need any extra tools and it's not limited to PATH since you can substitute any environment variable (in the path format, of course) that you wish to use....
Why, Fatal error: Class 'PHPUnit_Framework_TestCase' not found in …?
...()
{
}
}
Run test suite
Configuration of test suite: demosuite.xml. demo is directory containing all tests. Test files must be named as *_test.php (suffix).
<testsuites>
<testsuite name="DemoTestSuite">
<directory suffix="test.php">demo</directory>
...
How to handle exceptions in a list comprehensions?
I have some a list comprehension in Python in which each iteration can throw an exception.
6 Answers
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Skip the headers when editing a csv file using Python
I am using below referred code to edit a csv using Python. Functions called in the code form upper part of the code.
3 Ans...
How to duplicate sys.stdout to a log file?
...my question to also ask: What is the best way to accomplish logging when a python app is making a lot of system calls?
17 A...
How to access a dictionary element in a Django template?
...thanks @john ewart, your solution worked for me. I am newbie to django and python and can't figureout how to get the sql that ORM generated.
– Mohamed
Aug 14 '09 at 8:27
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How to use `subprocess` command with pipes
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The output of ps.communicate()[0] in python3 returns a bytes object.
– Miguel Ortiz
Aug 18 at 14:48
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Can Python test the membership of multiple values in a list?
...ssion 'a','b' in ['b', 'a', 'foo', 'bar'] doesn't work as expected because Python interprets it as a tuple:
>>> 'a', 'b'
('a', 'b')
>>> 'a', 5 + 2
('a', 7)
>>> 'a', 'x' in 'xerxes'
('a', True)
Other Options
There are other ways to execute this test, but they won't work...
'too many values to unpack', iterating over a dict. key=>string, value=>list
...
Python 2
You need to use something like iteritems.
for field, possible_values in fields.iteritems():
print field, possible_values
See this answer for more information on iterating through dictionaries, such as using item...