test/python/environment/wsgi.py


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import os


def application(env, start_response):
    variables = env.get('HTTP_X_VARIABLES').split(',')

    body = ','.join(
        [str(os.environ[var]) for var in variables if var in os.environ]
    )
    body = body.encode()

    start_response('200', [('Content-Length', str(len(body)))])
    return body