What is Python's default logging formatter?

Question

I\'m trying to decipher the information contained in my logs (the logging setup is using the default formatter). The documentation states:

Do formatting f

Answer 1

It's in the source of logging/__init__.py:

_defaultFormatter = Formatter()

The default formatting string is %(message)s, which is in the source as well:

if fmt:
    self._fmt = fmt
else:
    self._fmt = "%(message)s"