code: def schemaless_writer(fo, schema, record):
      
      schema = parse_schema(schema)
      write_data(fo, record, schema)
docs: Write a single record without the schema or header information
  
      Parameters
      ----------
      fo: file-like
          Output file
      schema: dict
          Schema
      record: dict
          Record to write
  
  
      Example::
  
          parsed_schema = fastavro.parse_schema(schema)
          with open('file.avro', 'rb') as fp:
              fastavro.schemaless_writer(fp, parsed_schema, record)
  
      Note: The ``schemaless_writer`` can only write a single record.