May 30, 2018 Python Leave a comment
Questions: I have a data frame df and I use several columns from it to groupby: df['col1','col2','col3','col4'].groupby(['col1','col2']).mean() In the above way I almost get the table (data frame) tha...
May 30, 2018 Python Leave a comment
Questions: Is it possible to install packages using pip from the local filesystem? I have run python setup.py sdist for my package, which has created the appropriate tar.gz file. This file is stored o...
May 30, 2018 Python Leave a comment
Questions: Is it possible? When installing pip, install the python packages inside my $HOME folder. (for example, I want to install mercurial, using pip, but inside $HOME instead of /usr/local) I̵...
May 29, 2018 Python Leave a comment
Questions: I have some problems with the Pandas apply function, when using multiple columns with the following dataframe df = DataFrame ({'a' : np.random.randn(6), 'b' : ['foo', 'bar'] * 3, 'c' : np.r...
May 29, 2018 Python Leave a comment
Questions: I have a data frame df and I use several columns from it to groupby: df['col1','col2','col3','col4'].groupby(['col1','col2']).mean() In the above way I almost get the table (data frame) tha...
May 25, 2018 Python Leave a comment
Questions: I was going through the tensorflow API docs here. In the tensorflow documentation, they used a keyword called logits. What is it? In a lot of methods in the API docs it is written like tf.n...
May 24, 2018 Python Leave a comment
Questions: How do I remove an element from a list by index in Python? I found the list.remove method, but say I want to remove the last element, how do I do this? It seems like the default remove sear...
May 22, 2018 Python Leave a comment
Questions: How do I get a list of all files (and directories) in a given directory in Python? Answers: ...
May 20, 2018 Python Leave a comment
Questions: How can I create or use a global variable in a function? If I create a global variable in one function, how can I use that global variable in another function? Do I need to store the global...
May 18, 2018 Python Leave a comment
Questions: Is it best to use import module or from module import? What is the preferences of other developers, and what’s the best way to avoid any gotchas down the road? Answers: ...
