TypeError: load() missing 1 required positional argument: 'Loader'

[ghost]

docker run -it apk_key_extractor:latest

Traceback (most recent call last):
  File "/apk_api_key_extractor/main.py", line 25, in <module>
    import apk_analyzer
  File "/apk_api_key_extractor/apk_analyzer.py", line 9, in <module>
    from api_key_detector import string_classifier
  File "/apk_api_key_extractor/api_key_detector/string_classifier.py", line 10, in <module>
    from .gibberish_detector.gibberish_singleton import gib_detector
  File "/apk_api_key_extractor/api_key_detector/gibberish_detector/gibberish_singleton.py", line 7, in <module>
    from api_key_detector.gibberish_detector import config
  File "/apk_api_key_extractor/api_key_detector/gibberish_detector/config.py", line 12, in <module>
    cfg = yaml.load(ymlfile)
TypeError: load() missing 1 required positional argument: 'Loader'