def get_bulkdata()

in ez_wsi_dicomweb/dicom_web_interface.py [0:0]

• 13 lines of code
• 3 McCabe index (conditional complexity)

  def get_bulkdata(self, uri: str, chunk_size=_STREAMING_CHUNKSIZE) -> bytes:
    """Returns binary data stored stored at bulkdata uri.

    https://dicom.nema.org/medical/dicom/current/output/html/part18.html#sect_10.4.1.1.5

    Args:
      uri: DICOM store bulkdata uri to query.
      chunk_size: Streaming chunk size.

    Returns:
      bytes from bulkdata uri.

    Raises:
      ez_wsi_errors.HTTPError if http error occurs.
    """
    try:
      headers = {'Accept': 'application/octet-stream; transfer-syntax=*'}
      self.credentials().apply(headers)
      with requests.Session() as session:
        response = session.get(uri, headers=headers, stream=True)
        with io.BytesIO() as output_stream:
          response.raise_for_status()
          for chunk in response.iter_content(chunk_size=max(1, chunk_size)):
            output_stream.write(chunk)
          return output_stream.getvalue()
    except requests.exceptions.HTTPError as exp:
      ez_wsi_errors.raise_ez_wsi_http_exception(exp.response.reason, exp)