Python regex match space only
No need for special groups. Just create a regex with a space character. The space character does not have any special meaning, it just means “match a space”. So for your case would give
python
ImportError: No module named Cython.Distutils
Your sudo is not getting the right python. This is a known behaviour of sudo in Ubuntu. See this question for more info. You need to make sure that sudo calls the right python, either by using the full path: or by doing the following (in bash):
Generator expression must be parenthesized if not sole argument
I’m very new to Python and am trying to install the FuncDesigner package. It gives the following error: Generator expression must be parenthesized if not sole argument and points to the following line: Any ideas what to change the line starting with “r = “ to to get it to work? I’m using a Python … Read more
Using the AND and NOT Operator in Python [duplicate]
You should write : “&” is the bit wise operator and does not suit for boolean operations. The equivalent of “&&” is “and” in Python. A shorter way to check what you want is to use the “in” operator : You can check if anything is part of a an iterable with “in”, it works … Read more
ImportError: No module named IPython
Ok, finally i achieved my goal. I wrote ipython –version but i found, it was not installed. I tried to install it, with pip. I went to C:\Python27\Scripts, here is pip, you can try in this directory, or add to environment variables. I tried to install ipython, but i found a error error: Unable to … Read more
Using strip() to clean up a string
I am new to python and I have a string that looks like this Temp = “‘, ‘/1412311.2121\n“ my desired output is just getting the numbers and decimal itself.. so im looking for as the output.. trying to get rid of the ‘, ‘/\n in the string.. I have tried Temp.strip(“\n”) and Temp.rstrip(“\n”) for trying … Read more
How to query as GROUP BY in django?
If you mean to do aggregation you can use the aggregation features of the ORM: This results in a query similar to and the output would be of the form If you don’t include the order_by(), you may get incorrect results if the default sorting is not what you expect. If you want to include … Read more
Is there a math nCr function in python? [duplicate]
The following program calculates nCr in an efficient manner (compared to calculating factorials etc.) As of Python 3.8, binomial coefficients are available in the standard library as math.comb: