Initial commit

0-intro.py

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+res1 = print('Hi')
+res2 = int('2')
+res3 = sum([1, 2, 3])
+res4 = 'hi'.upper()
+
+print('res1', res1, type(res1))
+print('res2', res2, type(res2))
+print('res3', res3, type(res3))
+print('res4', res4, type(res4))

1-def.py

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+# from datetime import datetime
+
+
+def print_hello():
+    print('Hello')
+
+
+# print
+
+
+############################################################################
+
+
+# def get_current_time():
+#     return datetime.now().strftime('%H:%M')
+
+# get_current_time()
+
+
+############################################################################
+
+
+# res1 = print_hello()
+# res2 = get_current_time()
+
+# print('res1', res1, type(res1))
+# print('res2', res2, type(res2))
+
+
+############################################################################
+
+
+# def int_input():
+#     while(True):
+#         res = input('Enter a number: ')
+#         if res.isdigit():
+#             return int(res)
+#         else:
+#             print('It\'s not a number')
+
+
+# res1 = int_input()
+# print(res1)
+
+
+############################################################################
+
+# test_func()
+
+# def test_func():
+#     pass

2-args.py

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+def greet(name):
+    print(f'Hello, {name}. How are you?')
+
+
+greet('Bob')
+
+
+################################################################
+
+
+# def bread_factory(num):
+#     return '🍞' * num
+
+
+# for i in range(1, 10):
+#     print(bread_factory(i))
+
+
+################################################################
+
+
+# def func1(f_name, l_name):
+#   print(f'Hello, {f_name} {l_name}')
+
+# func1('Bob', 'Marley')
+# func1('Bob')
+# func1('Bob', 'Marley', 'Marley')
+
+
+################################################################
+
+
+# def func2(country="Norway"):
+#     print("I am from " + country)
+
+
+# func2("Sweden")
+# func2()
+# func2("Brazil")

3-keyw-args.py

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+def func1(a, b, c):
+    print(a, b, c)
+    print(a + b + c)
+
+
+func1(a=1, b=2, c=3)
+func1(c=3, b=2, a=1)
+
+# func1(1, b=2, c=3)
+# func1(a=1, 2, 3)
+
+# func1(c=1)

4-fixed-args.py

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+def func1(*langs):
+    print(langs, type(langs))
+    print("The oldest language is " + langs[1])
+
+
+def func2(*langs):
+    for i in range(len(langs)):
+        print("The best language is " + langs[i])
+
+
+func1("C++", "JS", "Python")
+func2("C++", "JS", "Python")
+
+
+################################################################
+
+
+# langs = ["C++", "JS", "Python"]
+
+# def func3(langs):
+#     for i in range(len(langs)):
+#         print("The best language is " + langs[i])
+
+# func3(langs)
+
+################################################################
+
+
+# func1(langs)
+# func2(langs)
+
+
+# name = ['Bob', 'Marley']
+
+
+# def func4(f_name, l_name):
+#     print(f'Hello, {f_name} {l_name}')
+
+
+# func4(*name)
+
+################################################################

5-arb-args.py

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+def func1(**details):
+    print(details, type(details))
+
+    for key, value in details.items():
+        print("{}: {}".format(key, value))
+
+
+func1(Name="val_Name", Project="val_Project", Number="val_Number")
+
+# func1(a=1, b=2)
+
+
+################################################################
+
+
+# def func2(*members, **features):
+#     for member in members:
+#         print(member)
+
+#     for key, value in features.items():
+#         print("{}: {}".format(key, value))
+
+
+# func2("Bob", "Marley", Name="val_Name",
+#       Project="val_Project", Number="val_Number")

6-lambdas.py

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+import math
+
+
+x = lambda a: a + 10
+print(x(5))
+
+x = lambda a, b: a * b
+print(x(5, 6))
+
+
+################################################################
+
+
+# def emoji_factory(emoji):
+#     return lambda n: n * emoji
+
+
+# bread_factory = emoji_factory('🍞')
+# breads = bread_factory(5)
+# print(breads)
+
+
+################################################################
+
+
+# def createLog(base):
+#     return lambda n: math.ceil(math.log(n, base))
+
+
+# lg10 = createLog(10)
+# lg2 = createLog(2)
+# ln = createLog(math.e)
+
+# print('lg10(100)', lg10(100))
+# print('lg10(1000)', lg10(1000))
+
+# print('lg2(8)', lg2(8))
+# print('lg2(16)', lg2(16))
+
+# print('ln(1)', ln(1))

7-doc.py

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+from datetime import datetime
+
+
+def greet(name):
+    """
+    This function greets to
+    the person passed in as
+    a parameter
+
+    Parameters:   
+        name(str): Name of user
+
+    Returns:
+        None
+    """
+    print(f'Hello, {name}. How are you?')
+
+
+# help(greet)
+# print(greet.__doc__)
+################################################################
+
+
+# def say_time():
+#     '''
+#     Print current time
+#     :return: None
+#     '''
+#     print(datetime.now().strftime('%H:%M'))
+
+
+# say_time()
+# 'q' key for exit
+# help(say_time)
+
+
+################################################################
+
+
+# def get_time():
+#     '''
+#     Generate time in HH:MM format
+#     :return: String
+#     '''
+#     return datetime.now().strftime('%H:%M')
+
+
+# get_time()
+# help(get_time)

README.md

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+# **Functions**
+
+## Links:
+- https://www.programiz.com/python-programming/function
+- https://www.educative.io/edpresso/what-are-keyword-arguments-in-python
+- https://www.w3schools.com/python/python_functions.asp
+- https://www.w3schools.com/python/python_lambda.asp
+- https://www.datacamp.com/community/tutorials/docstrings-python
+
+## Exercises:
+- [1](https://www.w3schools.com/python/exercise.asp?filename=exercise_functions1)
+- [Quiz](https://pynative.com/python-functions-quiz/)
+- [2](https://pynative.com/python-functions-exercise-with-solutions/#h-exercise-1-create-a-function-in-python)
+- [3](https://erlerobotics.gitbooks.io/erle-robotics-learning-python-gitbook-free/content/functions/exercises_functions.html)
+- [Lambdas](https://www.w3schools.com/python/exercise.asp?filename=exercise_lambda1)
+- [Only for teacher](http://hplgit.github.io/bumpy/doc/pub/sphinx-basics/._basics005.html#exercise-1-program-a-formula)
+---
+*24.01.2022 - Odesa*