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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def s3_get(url: str, temp_file: IO) -> None: """Pull a file directly from S3."""

    s3_resource = boto3.resource("s3")
    bucket_name, s3_path = split_s3_path(url)
    s3_resource.Bucket(bucket_name).download_fileobj(s3_path, temp_file)