django解决跨域请求的问题

pip install django-cors-headers

INSTALLED_APPS = [
  ...
  \'corsheaders\'，
  ...
 ] 

MIDDLEWARE_CLASSES = (
  ...
  \'corsheaders.middleware.CorsMiddleware\',
  \'django.middleware.common.CommonMiddleware\', # 注意顺序
  ...
)
#跨域增加忽略
CORS_ALLOW_CREDENTIALS = True
CORS_ORIGIN_ALLOW_ALL = True
CORS_ORIGIN_WHITELIST = (
  \'*\'
)

CORS_ALLOW_METHODS = (
  \'DELETE\',
  \'GET\',
  \'OPTIONS\',
  \'PATCH\',
  \'POST\',
  \'PUT\',
  \'VIEW\',
)

CORS_ALLOW_HEADERS = (
  \' HttpRequest\',
  \'X_FILENAME\',
  \'accept-encoding\',
  \'authorization\',
  \'content-type\',
  \'dnt\',
  \'origin\',
  \'user-agent\',
  \'x-csrftoken\',
  \'x-requested-with\',
  \'Pragma\',
)

def myview(_request): 
response = HttpResponse(json.dumps({“key”: “value”, “key2”: “value”})) 
response[“Access-Control-Allow-Origin”] = “*” 
response[“Access-Control-Allow-Methods”] = “POST, GET, OPTIONS” 
response[“Access-Control-Max-Age”] = “1000” 
response[“Access-Control-Allow-Headers”] = “*” 
return response