Python使用django解决跨域请求的问题

pip3 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 = (
    'XMLHttpRequest',
    '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