set environment variable python windows 10 code example

Example 1: create environment python windows 10

python3 -m venv venv

Example 2: add python to path windows 10

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 (;)

Example 3: python path to python executable

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

Example 4: python set windows environment variable

os.environ['API_PASSWORD'] = 'secret'