DATABASE_URL Heroku key error -


i enter following code connect heroku database using python:

urlparse.uses_netloc.append("postgres") url = urlparse.urlparse(os.environ["database_url"])  conn = psycopg2.connect(     database=rul.pat[1:],     user=url.username,     password=url.password,     host=url.hostname,     port=url.port )

i key error on second line. can describe happening? need add database_url environment somehow? running linux bash on windows 10.

i found answer here: keyerror: 'database_url' in django 1.4

in terminal typed this:

export database_url=<url database>

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