Source code for airflow.providers.microsoft.azure.transfers.local_to_wasb

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from typing import Optional

from airflow.models import BaseOperator
from airflow.providers.microsoft.azure.hooks.wasb import WasbHook



[docs]class LocalFilesystemToWasbOperator(BaseOperator):
    """
    Uploads a file to Azure Blob Storage.

    :param file_path: Path to the file to load. (templated)
    :type file_path: str
    :param container_name: Name of the container. (templated)
    :type container_name: str
    :param blob_name: Name of the blob. (templated)
    :type blob_name: str
    :param wasb_conn_id: Reference to the wasb connection.
    :type wasb_conn_id: str
    :param load_options: Optional keyword arguments that
        `WasbHook.load_file()` takes.
    :type load_options: Optional[dict]
    """


[docs]    template_fields = ('file_path', 'container_name', 'blob_name')


    def __init__(
        self,
        *,
        file_path: str,
        container_name: str,
        blob_name: str,
        wasb_conn_id: str = 'wasb_default',
        load_options: Optional[dict] = None,
        **kwargs,
    ) -> None:
        super().__init__(**kwargs)
        if load_options is None:
            load_options = {}
        self.file_path = file_path
        self.container_name = container_name
        self.blob_name = blob_name
        self.wasb_conn_id = wasb_conn_id
        self.load_options = load_options


[docs]    def execute(self, context: dict) -> None:
        """Upload a file to Azure Blob Storage."""
        hook = WasbHook(wasb_conn_id=self.wasb_conn_id)
        self.log.info(
            'Uploading %s to wasb://%s as %s',
            self.file_path,
            self.container_name,
            self.blob_name,
        )
        hook.load_file(self.file_path, self.container_name, self.blob_name, **self.load_options)

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