def from_dict(cls, dct):
"""Create a new cassette from *dct*, as deserialized from JSON
or YAML format."""
cassette = cls()
for interaction in dct['http_interactions']:
rq = interaction['request']
# Overwrite the scheme and netloc, leaving just the part of
# the URI that would be sent in a real request.
relative_uri = urlunparse(('', '') + urlparse(rq['uri'])[2:])
request = Request._construct(
rq['method'], relative_uri, Headers(rq['headers']),
SavedBodyProducer(body_from_dict(rq)),
False, URI.fromBytes(rq['uri'].encode('utf-8')))
rp = interaction['response']
response = Response._construct(
('HTTP', 1, 1), rp['status']['code'], rp['status']['message'],
Headers(rp['headers']), AbortableStringTransport(), request)
content_length = response.headers.getRawHeaders('Content-Length')
if content_length:
try:
response.length = int(content_length[0])
except ValueError:
pass
cassette.responses.append(
SavedResponse(response, body_from_dict(rp)))
return cassette
