adding all files done so far

learning/decorators/classes_decorater.py

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+import sys
+import os
+sys.path.append(os.getcwd())    # noqa E402
+from decorator import timer, debug, repeatN, repeat_partial, count_calls, \
+    Counter, Slow, slowDown
+from dataclasses import dataclass
+
+
+class TimeWaster(object):
+    @debug
+    def __init__(self, max_num: int):
+        super(TimeWaster, self).__init__()
+        self.max_num = max_num
+
+    @timer
+    def waste_time(self, num_times: int):
+        for _ in range(num_times):
+            sum([i ** 2 for i in range(self.max_num)])
+
+
+@timer
+@dataclass
+class PlayingCard(object):
+    rank: str
+    suit: str
+
+
+@repeatN
+def say_hello(name: str):
+    print(f'Hello, {name}.')
+
+
+@repeatN(num=5)
+def say_hi(name: str):
+    print(f'Hi, {name}.')
+
+
+@repeat_partial(num=10)
+def say_yo(name: str):
+    print(f'Yo, {name}!')
+
+
+@count_calls
+def say_whee():
+    print('Whee!')
+
+
+@Counter
+def say_howdy():
+    print('Howdy!')
+
+
+@slowDown()
+def count_down(num: int):
+    if not isinstance(num, int):
+        raise TypeError("Must input an integer.")
+    if num >= 1:
+        print(num)
+        count_down(num - 1)
+    else:
+        print('Liftoff!')