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How can I get my git (msysgit on windows) post-commit script to invoke my python script as python rather than bash?

Tags:

git

bash

msysgit

I wrote a post commit script in python, "c:\myfolder\myscript.py". I want to invoke it from the post-commit script. This doesn't find it:

#!/bin/sh
c:\myfolder\myscript.py

bash thinks the command c:myfoldermyscript.py - the slashes get dropped.

So, I tried forward slashes:

#!/bin/sh
c:/myfolder/myscript.py

But then it seems like bash thinks my .py file is itself a bash script, and so I get bash errors as it mistakenly tries to interpret it.

like image 279
Corey Trager Avatar asked Dec 23 '22 08:12

Corey Trager


2 Answers

The first line of a script is called a Shebang, and the only problem with it is:

Shebangs specify absolute paths to system executables; this can cause problems on systems which have non-standard file system layouts.
Even when systems have fairly standard paths, it is quite possible for variants of the same operating system to have different locations for the desired interpreter.

The only other way would be to call python directly within your script

 #!/bin/sh
 C:/apps/Python25/python c:/myfolder/myscript.py

Either way, forward slashes are in order: this is a bash session which is used to execute Git and its hooks.
The interest of calling directly the python interpreter would be to replace it by an environment variable:

 #!/bin/sh
 $PYTHON_HOME/python $SCRIPT_FOLDER/myscript.py
like image 166
VonC Avatar answered Jan 13 '23 13:01

VonC


Adding the following, the path to my python interpreter, as the first line of my python script worked:

#!C:/apps/Python25/python

Are there better ways?

like image 36
Corey Trager Avatar answered Jan 13 '23 14:01

Corey Trager