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Deletes the topic with the given name. Returns NOT_FOUND if the topic
does not exist. After a topic is deleted, a new topic may be created
with the same name; this is an entirely new topic with none of the old
configuration or subscriptions. Existing subscriptions to this topic are
not deleted, but their topic field is set to _deleted-topic_.
Arguments
Parameters
topic
string
Required. Name of the topic to delete. Format is projects/{project}/topics/{topic}.
Raised exceptions
Exceptions
ConnectionError
In case of a network problem (such as DNS failure or refused connection).
HttpError
If the response status is >= 400 (excluding 429 and 503).
TimeoutError
If a long-running operation takes longer to finish than the specified timeout limit.
TypeError
If an operation or function receives an argument of the wrong type.
ValueError
If an operation or function receives an argument of the right type but an inappropriate value. For example, a negative timeout.
Response
If successful, the response will be empty.
Subworkflow snippet
Some fields might be optional or required.
To identify required fields, refer to the API documentation.
[[["Easy to understand","easyToUnderstand","thumb-up"],["Solved my problem","solvedMyProblem","thumb-up"],["Other","otherUp","thumb-up"]],[["Hard to understand","hardToUnderstand","thumb-down"],["Incorrect information or sample code","incorrectInformationOrSampleCode","thumb-down"],["Missing the information/samples I need","missingTheInformationSamplesINeed","thumb-down"],["Other","otherDown","thumb-down"]],["Last updated 2025-08-28 UTC."],[],[],null,["# Method: googleapis.pubsub.v1.projects.topics.delete\n\nDeletes the topic with the given name. Returns `NOT_FOUND` if the topic\ndoes not exist. After a topic is deleted, a new topic may be created\nwith the same name; this is an entirely new topic with none of the old\nconfiguration or subscriptions. Existing subscriptions to this topic are\nnot deleted, but their `topic` field is set to `_deleted-topic_`.\n\nArguments\n---------\n\nRaised exceptions\n-----------------\n\nResponse\n--------\n\nIf successful, the response will be empty.\n\nSubworkflow snippet\n-------------------\n\nSome fields might be optional or required.\nTo identify required fields, refer to the [API documentation](https://cloud.google.com/pubsub/docs/reference/rest/v1/projects.topics/delete). \n\n### YAML\n\n```yaml\n- delete:\n call: googleapis.pubsub.v1.projects.topics.delete\n args:\n topic: ...\n result: deleteResult\n```\n\n### JSON\n\n```json\n[\n {\n \"delete\": {\n \"call\": \"googleapis.pubsub.v1.projects.topics.delete\",\n \"args\": {\n \"topic\": \"...\"\n },\n \"result\": \"deleteResult\"\n }\n }\n]\n```"]]