from __future__ import annotations

import re


# stolen from python docs
def trim(docstring):
    if not docstring:
        return ""
    # Convert tabs to spaces (following the normal Python rules)
    # and split into a list of lines:
    lines = docstring.expandtabs().splitlines()
    # Determine minimum indentation (first line doesn't count):
    indent = 232323
    for line in lines[1:]:
        stripped = line.lstrip()
        if stripped:
            indent = min(indent, len(line) - len(stripped))
    # Remove indentation (first line is special):
    trimmed = [lines[0].strip()]
    if indent < 232323:
        for line in lines[1:]:
            trimmed.append(line[indent:].rstrip())
    # Strip off trailing and leading blank lines:
    while trimmed and not trimmed[-1]:
        trimmed.pop()
    while trimmed and not trimmed[0]:
        trimmed.pop(0)
    # Return a single string:
    return "\n".join(trimmed)


def env_name_format(str):
    # KeyCorridorEnv
    split = re.findall(r"[A-Z](?:[a-z]+|[A-Z]*(?=[A-Z]|$))", str)
    # ['Key', 'Corridor', 'Env']
    split = filter(lambda x: x.upper() != "ENV", split)
    return " ".join(split)