Help Center> Object Storage Service> SDK Reference> Python> Data Types> Additional Parameter of Performing a Preflight Request on a Bucket
Additional Parameter of Performing a Preflight Request on a Bucket
Namespace
obs.Options
Parameter Description
| Field | Type | Optional or Mandatory | Description |
|---|---|---|---|
| origin | str | Mandatory | Origin of the cross-domain request specified by the pre-request. Generally, it is a domain name. |
| accessControlRequestMethods | list of str | Mandatory | HTTP methods in the cross-domain request. Possible values are:
|
| accessControlRequestHeaders | list of str | Optional | HTTP headers in a cross-domain request |
Parent topic: Data Types
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