def p_any(*predicates):
"""Return a lambda that evaluates to True if ANY the predicates passed are
truthy. The predicates can be functions or values.
:param predicates: a list of callables or values
:returns: Callable(fn: -> boolean)
:raises: may raise anything, depending on the callables
"""
return Callable(lambda: any((_resolve_callable(p) for p in predicates)))
def p_not(predicate):
"""Return a lambda that does the NOT of the predicate passed
The predicate can be a value or a function
:param predicate: a value or function (FN() -> ?)
:returns: Callable(fn: -> boolean)
:raises: may raise anything, depending on the callables
"""
return Callable(lambda: not _resolve_callable(predicate))
def __le__(self, other):
return Callable(lambda: not self.__gt__(other)())
def __gt__(self, other):
assert isinstance(other, str) or isinstance(other, self.__class__)
if other not in self._list:
raise KeyError("Item '{}' is not in list '{}'".format(
other, self._list))
return Callable(lambda: self.index > self._list.index(other))
def __ne__(self, other):
return Callable(lambda: not self.__eq__(other)())
def __gt__(self, other):
return Callable(
lambda: _resolve_callable(self.item) > _resolve_callable(other))
