Method __init__

django/http/request.py:527–533

(self, environ)

    UNPREFIXED_HEADERS = {"CONTENT_TYPE", "CONTENT_LENGTH"}

    def __init__(self, environ):
        headers = {}
        for header, value in environ.items():
            name = self.parse_header_name(header)
            if name:
                headers[name] = value
        super().__init__(headers)

    def __getitem__(self, key):
        """Allow header lookup using underscores in place of hyphens."""