/Shell/Bash/How to add environment variable for python

How to add environment variable for python

Python create environment variable

import os
os.environ['variable_name'] = 'variable_value'

Add python to path

To add Python to the Windows Path, follow these steps:

1. Start the Run box and enter sysdm.cpl
2. In the System Properties window go to the Advanced tab and 
   click the Environment Variables button
3. In the System variable window, find the Path variable and 
   click Edit
4. Position your cursor at the end of the Variable value line 
   and add the path to the python.exe file, preceeded with 
   the semicolon character (;)

Source: geek-university.com

Python path to python executable

>>> import sys
>>> print(sys.executable)
C:\path\to\python.exe

Source: stackoverflow.com

Edit path variable using python

app_path = os.path.join(root_path, 'other', 'dir', 'to', 'app')
os.environ["PATH"] += os.pathsep + app_path

Source: stackoverflow.com

Creating environment variable in python

DEBUG = config('DEBUG', cast=bool)
EMAIL_PORT = config('EMAIL_PORT', cast=int)

Source: simpleisbetterthancomplex.com

How to add environment variable for python

# to add specific key value to environment externally.
$ export SECRET_KEY='key_value'

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