class_docstr: Dispatch methods based on type signature
  See Also:
      Dispatcher
code: def get_func_params(cls, func):
      if hasattr(inspect, "signature"):
          sig = inspect.signature(func)
          return itl.islice(sig.parameters.values(), 1, None)
  
imports: from warnings import warn
  import inspect
  from .conflict import ordering, ambiguities, super_signature, AmbiguityWarning
  from .utils import expand_tuples
  from .variadic import Variadic, isvariadic
  import itertools
label_desc: Use image node_id 1 for calling the MethodDispatcher obj's underlying member method code with example usage: obj.get_func_params(cls, func) and returns: itl