btknight

"""The truth is, I thought it mattered --
I thought that music mattered.
But does it bollocks?
Not compared to how people matter.
"""

from itertools import cycle, repeat
from operator import methodcaller
from typing import List

btknight

from typing import Callable, Hashable


class FuncRegistry(dict):
    """Creates a registry of hashable objects to function mappings."""
    def __init__(self, *args, **kwargs):
        super().__init__(*args, **kwargs)

    def register_for(self, key: Hashable) -> Callable:
        """Decorator to register functions in the registry.

btknight

"""Objects that facilitate parsing values from regex and assigning
those values to other objects.

Classes

Val:
    Object that stores the group matches from an re.match() call.
    Class methods that change the stored value are chainable.

Functions

btknight

"""Helper class to run a chain of callbacks on input data."""
from typing import Callable, Any


class CbChain(object):
    """Chain callbacks together.

    Instances of this object are themselves Callable. When called, it passes the supplied arguments to the first
    callback in the chain. The result of the first callback is fed to the second, the result of the second fed to
    the third, and so on.