Remove imports associated to yaml and dataclasses

Author: marcharper

axelrod/__init__.py

@@ -18,8 +18,6 @@
 from axelrod.plot import Plot
 from axelrod.game import DefaultGame, Game
 from axelrod.history import History, LimitedHistory
-from axelrod.data_classes import PlayerConfig
-from axelrod.yaml import log_kwargs, load_matches
 from axelrod.player import Player
 from axelrod.classifier import Classifiers
 from axelrod.evolvable_player import EvolvablePlayer

axelrod/strategy_transformers.py

@@ -5,7 +5,6 @@
 See the various Meta strategies for another type of transformation.
 """
 
-import inspect
 from importlib import import_module
 from typing import Any
 
@@ -24,6 +23,8 @@
 
 
 def makes_use_of_reclassifier(original_classifier, player_class, wrapper):
+    """Reclassifier for post-transformation determination of whether
+    strategy makes_use_of anything differently."""
     classifier_makes_use_of = makes_use_of(player_class)
     classifier_makes_use_of.update(makes_use_of_variant(wrapper))
     try:
@@ -103,6 +104,7 @@ def __call__(self, PlayerClass):
             reclassifiers = PlayerClass._reclassifiers.copy()
             if reclassifier is not None:
                 reclassifiers.append((makes_use_of_reclassifier, (PlayerClass, strategy_wrapper), {}))
+                # This one is second on the assumption that the wrapper reclassifier knows best.
                 reclassifiers.append((reclassifier, args, kwargs))
 
             # First handle the case where the strategy method is static.

axelrod/tests/strategies/test_player.py

@@ -2,12 +2,10 @@
 import pickle
 import types
 import unittest
-import warnings
 
 import axelrod as axl
 import numpy as np
 from axelrod.tests.property import strategy_lists
-from axelrod.yaml import log_kwargs
 
 from hypothesis import given, settings
 from hypothesis.strategies import integers, sampled_from