tmp

courses/python_func/introspection.py

@@ -40,6 +40,55 @@ def find_keys(**kwargs):
     return sorted(lst, key=str.lower)
 
 
+
+def get_extensions(file_list):
+    def _get_extansions(file_name):
+        if "." in file_name:
+            ext = file_name.split(".")[-1]
+        else:
+            ext = ""
+        return ext
+
+    return [_get_extansions(i) for i in file_list]
+
+
+def double_odd_numbers(numbers):
+
+    def double(value):
+        return 2*value
+    
+    def is_odd(value):
+        return value%2 != 0
+
+    return [double(num) for num in numbers if is_odd(num)]
+
+
+def calculate(x, y, operation='a'):
+    def addition(x, y):
+        print(x + y)
+    def subtraction(x, y):
+        print(x - y)
+    def division(x, y):
+        if y == 0:
+            print("На ноль делить нельзя!")
+        else:
+            print(x/y)
+    def multiplication(x, y):
+        print(x*y)
+
+    if operation == 'a':
+        addition(x, y)
+    elif operation == 's':
+        subtraction(x, y)
+    elif operation == 'd':
+        division(x, y)
+    elif operation == 'm':
+        multiplication(x, y)
+    else:
+        print('Ошибка. Данной операции не существует')
+
+
+
 def main():
 
     # get_info_about_object(my_test_function)
@@ -55,7 +104,17 @@ def main():
 
     # print(count_strings(1, 2, 'hello', True, 't')) 
 
-    print(find_keys(At=[4], awaited=(3,), aDobe=[5]))
+    # print(find_keys(At=[4], awaited=(3,), aDobe=[5]))
+
+    # print(get_extensions(["foo.txt", "bar.mp4", "python3"]))
+
+    # print(double_odd_numbers([-43, 91, 932, 9201, 32, 93]))
+
+    calculate(2, 5) # Печатает 7.0
+    calculate(2.2, 15, 'a') # Печатает 17.2
+    calculate(22, 15, 's') # Печатает 7.0
+    calculate(2, 3.2, 'm') # Печатает 6.4
+    calculate(10, 0.4, 'd') # Печатает 25.0