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Compiling with g++ using multiple cores
...ou run in many environments, this can change a lot) you may use ubiquitous Python function cpu_count():
https://docs.python.org/3/library/multiprocessing.html#multiprocessing.cpu_count
Like this:
make -j $(python3 -c 'import multiprocessing as mp; print(int(mp.cpu_count() * 1.5))')
If you're as...
How to activate an Anaconda environment
...would need to set the PATH for your environment (so that it gets the right Python from the environment and Scripts\ on Windows).
Imagine you have created an environment called py33 by using:
conda create -n py33 python=3.3 anaconda
Here the folders are created by default in Anaconda\envs, so you...
Autoreload of modules in IPython [duplicate]
Is there a way to have IPython automatically reload all changed code? Either before each line is executed in the shell or failing that when it is specifically requested to. I'm doing a lot of exploratory programming using IPython and SciPy and it's quite a pain to have to manually reload each module...
Format a datetime into a string with milliseconds
...t;>>> OUTPUT >>>>
2020-05-04 10:18:32.926
Note: For Python3, print requires parentheses:
print(datetime.utcnow().strftime('%Y-%m-%d %H:%M:%S.%f')[:-3])
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How do I convert seconds to hours, minutes and seconds?
...t into your desired output:
print('{:d}:{:02d}:{:02d}'.format(h, m, s)) # Python 3
print(f'{h:d}:{m:02d}:{s:02d}') # Python 3.6+
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Fitting empirical distribution to theoretical ones with Scipy (Python)?
...ributions, goodness of fit, p-value. Is it possible to do this with Scipy (Python)?
- Distribution fitting with Scipy
And here a list with the names of all distribution functions available in Scipy 0.12.0 (VI):
dist_names = [ 'alpha', 'anglit', 'arcsine', 'beta', 'betaprime', 'bradford', 'burr', ...
Selenium: FirefoxProfile exception Can't load the profile
...t version of the library. Just update the selenium library. For almost all Python environments this is:
pip install -U selenium
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What is duck typing?
...
Both Python and Ruby are strong-typed languages and both have Duck Typing. String Typing does not imply in not having Duck Typing.
– alanjds
Apr 18 '14 at 1:01
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How to overcome TypeError: unhashable type: 'list'
...111', '112'], 'AAC': ['123'], 'AAB': ['111']}
Note that if you are using Python 3.x, you'll have to make a minor adjustment to get it work properly. If you open the file with rb, you'll need to use line = line.split(b'x') (which makes sure you are splitting the byte with the proper type of string)...
Generating a PNG with matplotlib when DISPLAY is undefined
I am trying to use networkx with Python. When I run this program it get this error. Is there anything missing?
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