Removes the password for the specific user in the user's keychain.

      :param entry: The entry in the keychain. This is a caller specific key.
      :param username: The username whose password is to be removed. Default is the current user.

def remove_password(entry, username=None):
    """
      Removes the password for the specific user in the user's keychain.

      :param entry: The entry in the keychain. This is a caller specific key.
      :param username: The username whose password is to be removed. Default is the current user.
    """

    if username is None:
        username = get_username()

    has_keychain = initialize_keychain()

    if has_keychain:
        try:
            keyring.delete_password(entry, username)
        except Exception as e:
            print e
            log.warn("Unable to delete password in keyring. Continuing..")
            log.debug(e)