cj_to_cookie_header.py

def cj_to_cookie_header(cj):
    """
    This function accepts a CookieJar object and returns
    a string containing the contents of the CookieJar
    suitable for passing as the Cookie header
    in an HTTP request.
    """
    attrs = []
    for cookie in cj:
        if cookie.value is None:
            attrs.append(cookie.name)
        else:
            attrs.append("%s=%s" % (cookie.name, cookie.value))
    return "; ".join(attrs)