Firebase Streaming Import Error

Traceback (most recent call last):
  File "import.py", line 90, in <module>
    main(argParser.parse_args())
  File "import.py", line 20, in main
    for prefix, event, value in parser:
  File "R:\Python27\lib\site-packages\ijson\common.py", line 65, in parse
    for event, value in basic_events:
  File "R:\Python27\lib\site-packages\ijson\backends\python.py", line 185, in basic_parse
    for value in parse_value(lexer):
  File "R:\Python27\lib\site-packages\ijson\backends\python.py", line 116, in parse_value
    for event in parse_array(lexer):
  File "R:\Python27\lib\site-packages\ijson\backends\python.py", line 138, in parse_array
    for event in parse_value(lexer, symbol, pos):
  File "R:\Python27\lib\site-packages\ijson\backends\python.py", line 119, in parse_value
    for event in parse_object(lexer):
  File "R:\Python27\lib\site-packages\ijson\backends\python.py", line 170, in parse_object
    pos, symbol = next(lexer)
  File "R:\Python27\lib\site-packages\ijson\backends\python.py", line 51, in Lexer
    buf += data
MemoryError