This module contains a Google Speech to Text operator.

Module Contents



Recognizes speech from audio file and returns it as text.

class*, audio, config, project_id=None, gcp_conn_id='google_cloud_default', retry=DEFAULT, timeout=None, impersonation_chain=None, **kwargs)[source]


Recognizes speech from audio file and returns it as text.

See also

For more information on how to use this operator, take a look at the guide: CloudSpeechToTextRecognizeSpeechOperator

  • config ( – information to the recognizer that specifies how to process the request. See more:

  • audio ( – audio data to be recognized. See more:

  • project_id (str | None) – Optional, Google Cloud Project ID where the Compute Engine Instance exists. If set to None or missing, the default project_id from the Google Cloud connection is used.

  • gcp_conn_id (str) – Optional, The connection ID used to connect to Google Cloud. Defaults to ‘google_cloud_default’.

  • retry (google.api_core.retry.Retry | google.api_core.gapic_v1.method._MethodDefault) – (Optional) A retry object used to retry requests. If None is specified, requests will not be retried.

  • timeout (float | None) – (Optional) The amount of time, in seconds, to wait for the request to complete. Note that if retry is specified, the timeout applies to each individual attempt.

  • impersonation_chain (str | Sequence[str] | None) – Optional service account to impersonate using short-term credentials, or chained list of accounts required to get the access_token of the last account in the list, which will be impersonated in the request. If set as a string, the account must grant the originating account the Service Account Token Creator IAM role. If set as a sequence, the identities from the list must grant Service Account Token Creator IAM role to the directly preceding identity, with first account from the list granting this role to the originating account (templated).

template_fields: Sequence[str] = ('audio', 'config', 'project_id', 'gcp_conn_id', 'timeout', 'impersonation_chain')[source]

Derive when creating an operator.

Context is the same dictionary used as when rendering jinja templates.

Refer to get_template_context for more context.

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