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# to add specific key value to environment externally.
$ export SECRET_KEY='key_value'
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DEBUG = config('DEBUG', cast=bool)
EMAIL_PORT = config('EMAIL_PORT', cast=int)
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from decouple import config, Csv
ALLOWED_HOSTS = config('ALLOWED_HOSTS', cast=Csv())
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SECRET_KEY=3izb^ryglj(bvrjb2_y1fZvcnbky#358_l6-nn#i8fkug4mmz!
DEBUG=True
DB_NAME=HELLO_DJANGO
DB_USER=U_HELLO
DB_PASSWORD=hA8(scA@!fg3*sc&xaGh&6%-l<._&xCf
DB_HOST=127.0.0.1
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ALLOWED_HOSTS = config('ALLOWED_HOSTS', cast=lambda v: [s.strip() for s in v.split(',')])