r"""Provide utility functions for the coola library.

This package contains utility modules for various common operations:

- ``array``: Array utility functions
- ``env_vars``: Environment variable handling
- ``fallback``: Fallback implementations for optional dependencies
- ``format``: String formatting and representation utilities
- ``imports``: Import checking and lazy loading for optional dependencies
- ``introspection``: Code introspection utilities
- ``mapping``: Mapping/dict utility functions
- ``path``: Path manipulation utilities
- ``stats``: Statistical utility functions
- ``tensor``: Tensor utility functions
- ``version``: Version comparison utilities
"""
