Class HTTPHeadersDict

httpie/cli/dicts.py:12–46

Headers are case-insensitive and multiple values are supported through the `add()` API.

class HTTPHeadersDict(CIMultiDict, BaseMultiDict):
    """
    Headers are case-insensitive and multiple values are supported
    through the `add()` API.
    """

    def add(self, key, value):
        """
        Add or update a new header.

        If the given `value` is `None`, then all the previous
        values will be overwritten and the value will be set
        to `None`.
        """
        if value is None:
            self[key] = value
            return None

        # If the previous value for the given header is `None`
        # then discard it since we are explicitly giving a new
        # value for it.
        if key in self and self.getone(key) is None:
            self.popone(key)

        super().add(key, value)

    def remove_item(self, key, value):
        """
        Remove a (key, value) pair from the dict.
        """
        existing_values = self.popall(key)
        existing_values.remove(value)

        for value in existing_values:
            self.add(key, value)


class RequestJSONDataDict(OrderedDict):