def make_request(*args, **kwargs):
"""
>>> ECHO_URL = 'http://json-service.appspot.com/echo'
POST request with array value using parameters.
>>> response = make_request(ECHO_URL, 'POST', {'a':1, 'b': [2,3]})
>>> response.status
200
>>> import json
>>> j = json.loads(response.read())
>>> j['method']
u'POST'
>>> j['path']
u'/echo'
>>> j['query_params']
{}
>>> j['post_params']
{u'a': u'1', u'b': [u'2', u'3']}
"""
c = prepare_curl_handle(prepare_request(*args, **kwargs))
c.perform()
return CurlResponse(c)
def make_request(*args, **kwargs):
"""
>>> ECHO_URL = 'http://json-service.appspot.com/echo'
POST request with array value using parameters.
>>> response = make_request(ECHO_URL, 'POST', {'a':1, 'b': [2,3]})
>>> response.status
200
>>> import json
>>> j = json.loads(response.read())
>>> j['method']
u'POST'
>>> j['path']
u'/echo'
>>> j['query_params']
{}
>>> j['post_params']
{u'a': u'1', u'b': [u'2', u'3']}
"""
c = prepare_curl_handle(prepare_request(*args, **kwargs))
c.perform()
return CurlResponse(c)
def multi_requests(*requests):
"""
>>> SLEEP_URL = 'http://json-service.appspot.com/sleep'
The order of responses matches the order of requests.
>>> r1 = {'url': SLEEP_URL, 'content': {'seconds': 3}}
>>> r2 = {'url': SLEEP_URL, 'content': {'seconds': 1}}
>>> responses = multi_requests(r1, r2)
>>> responses[0].read()
'Slept for 3'
>>> responses[1].read()
'Slept for 1'
The order of callbacks matches the order of responses from the servers.
>>> responses_bytime = []
>>> c = lambda r: responses_bytime.append(r)
>>> r1 = {'url': SLEEP_URL, 'content': {'seconds': 3}, 'callback': c}
>>> r2 = {'url': SLEEP_URL, 'content': {'seconds': 1}, 'callback': c}
>>> responses_original = multi_requests(r1, r2)
>>> responses_bytime[0].read()
'Slept for 1'
>>> responses_bytime[1].read()
'Slept for 3'
>>> responses_original[0] is responses_bytime[1]
True
>>> responses_original[1] is responses_bytime[0]
True
"""
handles = []
responses = []
handles_len = 0
for r in requests:
callback = r.pop('callback', None)
c = prepare_curl_handle(prepare_request(**r))
c.callback = callback
c.index = handles_len
handles_len += 1
handles.append(c)
responses.append(None) # append a None for each corresponding handle
multi = pycurl.CurlMulti()
map(multi.add_handle, handles)
num_processed = 0
while num_processed < handles_len:
# run the curl state machine until we have something to do
while 1:
ret, num_handles = multi.perform()
if ret != pycurl.E_CALL_MULTI_PERFORM:
break
# check which handles have terminated
while 1:
num_q, ok_list, err_list = multi.info_read()
for c in ok_list:
response = CurlResponse(c)
responses[c.index] = response
if c.callback:
c.callback(response)
multi.remove_handle(c)
for c, errno, errmsg in err_list:
response = CurlResponse(c, errno, errmsg)
responses[c.index] = response
multi.remove_handle(c)
num_processed = num_processed + len(ok_list) + len(err_list)
if num_q == 0:
break
# Currently no more I/O is pending, could do something in the meantime
# We just call select() to sleep until some more data is available.
multi.select(1.0)
return responses
def multi_requests(*requests):
"""
>>> SLEEP_URL = 'http://json-service.appspot.com/sleep'
The order of responses matches the order of requests.
>>> r1 = {'url': SLEEP_URL, 'content': {'seconds': 3}}
>>> r2 = {'url': SLEEP_URL, 'content': {'seconds': 1}}
>>> responses = multi_requests(r1, r2)
>>> responses[0].read()
'Slept for 3'
>>> responses[1].read()
'Slept for 1'
The order of callbacks matches the order of responses from the servers.
>>> responses_bytime = []
>>> c = lambda r: responses_bytime.append(r)
>>> r1 = {'url': SLEEP_URL, 'content': {'seconds': 3}, 'callback': c}
>>> r2 = {'url': SLEEP_URL, 'content': {'seconds': 1}, 'callback': c}
>>> responses_original = multi_requests(r1, r2)
>>> responses_bytime[0].read()
'Slept for 1'
>>> responses_bytime[1].read()
'Slept for 3'
>>> responses_original[0] is responses_bytime[1]
True
>>> responses_original[1] is responses_bytime[0]
True
"""
handles = []
responses = []
handles_len = 0
for r in requests:
callback = r.pop('callback', None)
c = prepare_curl_handle(prepare_request(**r))
c.callback = callback
c.index = handles_len
handles_len += 1
handles.append(c)
responses.append(None) # append a None for each corresponding handle
multi = pycurl.CurlMulti()
map(multi.add_handle, handles)
num_processed = 0
while num_processed < handles_len:
# run the curl state machine until we have something to do
while 1:
ret, num_handles = multi.perform()
if ret != pycurl.E_CALL_MULTI_PERFORM:
break
# check which handles have terminated
while 1:
num_q, ok_list, err_list = multi.info_read()
for c in ok_list:
response = CurlResponse(c)
responses[c.index] = response
if c.callback:
c.callback(response)
multi.remove_handle(c)
for c, errno, errmsg in err_list:
response = CurlResponse(c, errno, errmsg)
responses[c.index] = response
multi.remove_handle(c)
num_processed = num_processed + len(ok_list) + len(err_list)
if num_q == 0:
break
# Currently no more I/O is pending, could do something in the meantime
# We just call select() to sleep until some more data is available.
multi.select(1.0)
return responses