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from flask import jsonify
from flask import make_response
import json
def make_json_response(status=200, data={}):
"""
Construct a json response with proper content-type header
@param data: must be serializable via json.dumps
"""
data_str = json.dumps(data)
resp = make_response(data_str)
resp.headers['Content-Type'] = "application/json"
resp.status = str(status)
return resp
def make_http_response(status=200):
resp = make_response()
resp.status = str(status)
return resp
def common_resp_handle(data=None, error=None):
"""
common response handling:
- add common response headers
- serialize response
@data must be json serializable
@error will be serialized with str()
"""
def __response_wrap(data=None, error=None):
"""
wrap response data/errors as dict - this should always be used when returning
data to allow easy return of list objects, assist in error case distinction, etc.
"""
return dict(data=data, error=error)
if error is None:
error_str = ""
else:
error_str = str(error) # convert any Exception objects to serializable form
ret_data = __response_wrap(data, error_str)
resp = jsonify(ret_data) # this will create a Flask Response object
resp.headers['Access-Control-Allow-Origin'] = '*'
# more response processing
return resp
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