31 - Environment Variables & dotenv

Author: codingforentrepreneurs

manage.py

@@ -2,10 +2,17 @@
 """Django's command-line utility for administrative tasks."""
 import os
 import sys
-
+import dotenv
+import pathlib
 
 def main():
     """Run administrative tasks."""
+    # DOT_ENV_PATH = pathlib.Path() / '.env'
+    # if DOT_ENV_PATH.exists():
+    #     dotenv.read_dotenv(str(DOT_ENV_PATH))
+    # else:
+    #     print("No .env found, be sure to make it.")
+    dotenv.read_dotenv()
     os.environ.setdefault('DJANGO_SETTINGS_MODULE', 'trydjango.settings')
     try:
         from django.core.management import execute_from_command_line

requirements.txt

@@ -1 +1,2 @@
 django>=3.2,<3.3
+django-dotenv

trydjango/settings.py

@@ -10,6 +10,7 @@
 https://docs.djangoproject.com/en/3.2/ref/settings/
 """
 
+import os
 from pathlib import Path
 
 # Build paths inside the project like this: BASE_DIR / 'subdir'.
@@ -20,13 +21,14 @@
 # See https://docs.djangoproject.com/en/3.2/howto/deployment/checklist/
 
 # SECURITY WARNING: keep the secret key used in production secret!
-SECRET_KEY = 'django-insecure-0+dmu6*lky0l743o^=)8-^27tn0)dzoi)6-lzb1i)egsso_84h'
+SECRET_KEY = os.environ.get('SECRET_KEY', 'django-insecure-0+dmu6*lky0l743o^=)8-^27tn0)dzoi)6-lzb1i)egsso_84h')
 
 # SECURITY WARNING: don't run with debug turned on in production!
-DEBUG = True
+DEBUG = str(os.environ.get('DEBUG')) == "1" # 1 == True
 
 ALLOWED_HOSTS = []
-
+if not DEBUG:
+    ALLOWED_HOSTS += [os.environ.get('ALLOWED_HOST')]
 
 # Application definition
 # python manage.py makemigrations