<commit_before>## Metadata

Metadata can be defined at the very beginning of the script/tool and is used by Tinyscript to format the help message.

```python
from tinyscript import *

__author__    = "<NAME>"
__email__     = "<EMAIL>"
__version__   = "1.0"
__reference__ = "..."
__source__    = "..."
__training__  = "..."<commit_msg>Refined features doc page<commit_after>## Metadata

Metadata can be defined using *dunders* (double underscore variables) at the very beginning of the script/tool and is used by Tinyscript to format the help message.

```python
from tinyscript import *

__author__    = "<NAME>"
__copyright__ = "© 2019 John Doe Inc."
__email__     = "<EMAIL>"
__license__   = "AGPLv3"
__version__   = "1.0"
__reference__ = "..."
__source__    = "..."
__training__  = "..."
{'fraction_non_alphanumeric': 0.1240506329113924, 'fraction_numerical': 0.01139240506329114, 'mean_word_length': 3.7083333333333335, 'pattern_counts': {'":': 0, '<': 7, '<?xml version=': 0, '>': 7, 'https://': 0, 'lorem ipsum': 0, 'www.': 0, 'xml': 0}, 'pii_count': 0, 'substrings_counts': 0, 'word_list_counts': {'cursed_substrings.json': 0, 'profanity_word_list.json': 0, 'sexual_word_list.json': 0, 'zh_pornsignals.json': 0}}
{'dir': 'git-commits-cleaned', 'id': '6766456', 'n_tokens_mistral': 254, 'n_tokens_neox': 247, 'n_words': 88}