Difference between revisions of "Python Get Environment Variables"
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(Created page with "https://able.bio/rhett/how-to-set-and-get-environment-variables-in-python--274rgt5") |
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https://able.bio/rhett/how-to-set-and-get-environment-variables-in-python--274rgt5 | https://able.bio/rhett/how-to-set-and-get-environment-variables-in-python--274rgt5 | ||
| + | |||
| + | |||
| + | ``` | ||
| + | import os | ||
| + | |||
| + | # Set environment variables | ||
| + | os.environ['API_USER'] = 'username' | ||
| + | os.environ['API_PASSWORD'] = 'secret' | ||
| + | |||
| + | # Get environment variables | ||
| + | USER = os.getenv('API_USER') | ||
| + | PASSWORD = os.environ.get('API_PASSWORD') | ||
| + | |||
| + | # Getting non-existent keys | ||
| + | FOO = os.getenv('FOO') # None | ||
| + | BAR = os.environ.get('BAR') # None | ||
| + | BAZ = os.environ['BAZ'] # KeyError: key does not exist. | ||
| + | ``` | ||
| + | |||
| + | ``` | ||
| + | from decouple import config | ||
| + | |||
| + | API_USERNAME = config('USER') | ||
| + | API_KEY = config('KEY') | ||
| + | ``` | ||
Revision as of 19:23, 11 March 2021
https://able.bio/rhett/how-to-set-and-get-environment-variables-in-python--274rgt5
import os
# Set environment variables
os.environ['API_USER'] = 'username'
os.environ['API_PASSWORD'] = 'secret'
# Get environment variables
USER = os.getenv('API_USER')
PASSWORD = os.environ.get('API_PASSWORD')
# Getting non-existent keys
FOO = os.getenv('FOO') # None
BAR = os.environ.get('BAR') # None
BAZ = os.environ['BAZ'] # KeyError: key does not exist.
from decouple import config
API_USERNAME = config('USER')
API_KEY = config('KEY')