Topics:
1. Python Version
2. Print statement
3. Python variables
4. Datatypes
5. Type Casting
6. Arithmetic Operators
7. Comments
1. Python Version
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python --version
python -V
2. Print statement
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print('Welcome to Python')
3. Python variables
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first_name = "Ifeanyi"
last_name = "Omeata"
course = "Python"
print('Hello, ' + first_name + ' ' + last_name)
print('Welcome to ' + course)
4. Datatypes
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print(type('hello'))
print(type(1))
print(type(1.64))
print(type(True))
5. Type Casting
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#String to Boolean
my_string = 'hello'
print(type(my_string))
print(bool(my_string))
print(type(bool(my_string)))
#String to Float
my_string_2 = '10.6'
print(type(my_string_2))
print(float(my_string_2))
print(type(float(my_string_2)))
#Integer to String
my_integer = 1
print(type(my_integer))
print(str(my_integer))
print(type(str(my_integer)))
#Float to Integer
my_float = 1.64
print(type(my_float))
print(int(my_float))
print(type(int(my_float)))
#Boolean to Integer
my_boolean = True
print(type(my_boolean))
print(int(my_boolean))
print(type(int(my_boolean)))
6. Arithmetic Operators
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x = 6
y = 4
print('Addition : ', x + y)
print('Subtraction : ', x - y)
print('Multiplication : ', x * y)
print('Division (float) : ', x / y)
print('Division (floor) : ', x // y)
print('Modulus : ', x % y)
print('Exponent : ', x ** y)
7. Comments
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Comments can be used to explain Python code, to make the code more readable, or to prevent execution when testing code. Comments starts with a #, and Python will ignore them.
#This is a comment
print("Hello, World!")
#End
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