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Python Data Types

Python is a dynamically typed language, which means that the data types of variables can change during the execution of the program. Python supports several built-in data types, which can be used to represent different kinds of values. Below are some of the frequently used data types in Python:


1. Numeric Data Types:

Python has support for various numeric data types, such as integers, floating-point numbers, and complex numbers. Integers are whole numbers, whereas floating-point numbers are those that contain a decimal point. On the other hand, complex numbers consist of both a real and an imaginary part. Here are some examples:


```

x = 10         # integer

y = 3.14       # floating-point number

z = 2 + 3j     # complex number

```


2. String Data Type:

Python uses strings to represent text data, which can be encompassed within single quotes ('...') or double quotes ("..."). Here are some examples:


```

a = 'Hello, World!'    # string

b = "Python is awesome" # string

```


3. Boolean Data Type:

In Python, Boolean values are used to represent True or False. Conditional statements and loops frequently utilize Boolean values in Python. Here are some examples:


```

x = True       # boolean

y = False      # boolean

```


4. List Data Type:

Python lists are collections of items that can contain any data type. They are ordered and mutable, allowing for the addition, removal, or modification of elements within a list. Here are some examples:


```

fruits = ['apple', 'banana', 'cherry'] # list of strings

numbers = [1, 2, 3, 4, 5]             # list of integers

mixed_list = [10, 'apple', True]      # list of mixed data types

```


5. Tuple Data Type:

A tuple is similar to a list, but it is immutable, which means that you cannot modify its items. Here are some examples:


```

fruits = ('apple', 'banana', 'cherry') # tuple of strings

numbers = (1, 2, 3, 4, 5)             # tuple of integers

mixed_tuple = (10, 'apple', True)      # tuple of mixed data types

```


6. Set Data Type:

A set is a collection of distinct items without any specific order. In Python, sets are mutable and allow the addition or removal of elements from the set. Here are some examples:


```

fruits = {'apple', 'banana', 'cherry'} # set of strings

numbers = {1, 2, 3, 4, 5}             # set of integers

mixed_set = {10, 'apple', True}      # set of mixed data types

```


7. Dictionary Data Type:

In Python, a dictionary is a set of key-value pairs, where each key is linked with a corresponding value. Dictionaries are mutable, which means that you can add, remove, or modify key-value pairs in a dictionary. Here are some examples:


```

person = {'name': 'John', 'age': 35, 'city': 'New York'} # dictionary

```


In conclusion, Python supports a wide range of data types that can be used to represent different kinds of values. Understanding these data types is essential for writing effective Python programs.

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