Skip to main content

Input_File

Node​

Node Description​

Retrieves file for processing by user-defined function and uploads result to Ganymede cloud storage.

Node Attributes​

  • input_file_file_pattern
    • Filename pattern for specifying valid input files. For example, filling in this attribute
    • with "exp_*.xml" will only allow files with the prefix "exp_" and the extension ".xml" to
    • be uploaded.

Example​

The Node configuration below would capture files ending in .xml:

  • file_pattern: *.xml

User-Defined Python​

Processes file data for saving in cloud storage

Parameters​

  • file_data : dict[str, bytes]
    • Bytes object to process, indexed by filename
  • ganymede_context : GanymedeContext
    • Ganymede context variable, which stores flow run metadata

Returns​

NodeReturn Object containing data to store in data lake and/or file storage

Notes​

Files can also be retrieved and processed using the list_files and retrieve_files functions. Documentation on these functions can be found at https://docs.ganymede.bio/sdk/GanymedeClass