Python Datatypes
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Python has several built-in data types that can be used to store different kinds of values. The most common data types in Python include:
- Integers (int): Whole numbers such as 1, 2, 3, etc.
- Floating-point numbers (float): Decimal numbers such as 3.14, 2.0, etc.
- Strings (str): Ordered sequences of characters such as "hello", "world", etc.
- Booleans (bool): Logical values that can be either True or False.
- Lists: Ordered collections of objects that can be of different data types.
- Tuples: Immutable ordered collections of objects that can be of different data types.
- Sets: Unordered collections of unique objects.
- Dictionaries: Unordered collections of key-value pairs.
Here are some examples of creating variables of different data types:
# Integers x = 5 y = 10 z = -3 # Floats a = 3.14 b = 2.0 c = -1.5 # Strings name = "John" message = "Hello, world!" # Booleans is_student = True is_teacher = False # Lists my_list = [1, 2, "hello", True] # Tuples my_tuple = (1, "hello", 3.14) # Sets my_set = {1, 2, 3} # Dictionaries my_dict = {"name": "John", "age": 25, "is_student": True}
Python also has some other data types, such as complex numbers and byte arrays, but they are less commonly used in everyday programming.