Running python script inside ipython
from within the directory of “my_script.py” you can simply do:
python
Print empty line?
You will always only get an indent error if there is actually an indent error. Double check that your final line is indented the same was as the other lines — either with spaces or with tabs. Most likely, some of the lines had spaces (or tabs) and the other line had tabs (or spaces). … Read more
How is __eq__ handled in Python and in what order?
The a == b expression invokes A.__eq__, since it exists. Its code includes self.value == other. Since int’s don’t know how to compare themselves to B’s, Python tries invoking B.__eq__ to see if it knows how to compare itself to an int. If you amend your code to show what values are being compared: it will print:
Importing Pandas gives error AttributeError: module ‘pandas’ has no attribute ‘core’ in iPython Notebook
Apparently the error I got when trying to import pandas for the first time was ValueError: unknown locale: UTF-8 Trying to import again afterwards, gave another error as described in my question above. I found the solution to solve the ValueError on IPython Notebook locale error After updating my bash profile, the error AttributeError: module ‘pandas’ has no attribute ‘core’ did … Read more
Compute a confidence interval from sample data
you can calculate like this way.
Use different Python version with virtualenv
Just use the –python (or short -p) option when creating your virtualenv instance to specify the Python executable you want to use, e.g.: N.B. For Python 3.3 or later, refer to The Aelfinn’s answer below.
H14 error in heroku – “no web processes running”
The issue here is that you’re not running any web dynos. You can tell Heroku to do this via: This will force Heroku to spin up a web dyno, thereby executing your gunicorn command.
Matplotlib plots: removing axis, legends and white spaces
I think that the command axis(‘off’) takes care of one of the problems more succinctly than changing each axis and the border separately. It still leaves the white space around the border however. Adding bbox_inches=’tight’ to the savefig command almost gets you there, you can see in the example below that the white space left is much smaller, but still present. … Read more
No Multiline Lambda in Python: Why not?
Look at the following: Is this a lambda returning (y, [1,2,3]) (thus map only gets one parameter, resulting in an error)? Or does it return y? Or is it a syntax error, because the comma on the new line is misplaced? How would Python know what you want? Within the parens, indentation doesn’t matter to python, so you … Read more
Automatic indentation for Python in Notepad++
I played a bit with python in Notepad++ and I had a problem with the tab. Since in python your indentation is really important but notepad ++ put space instead of a tab. So to change to tab you need to go in notepad ++ Menu Settings > Preferences… then select Tab Settings Then select python in the Tab Settings box and uncheck Use … Read more