"Master Python Data Types- Tuples, Lists, Sets, Numbers, and Strings! " смотреть онлайн

This video is about the various data types in python programming language

In computer programming, data types are a classification system used to categorize the different types of data that can be stored and manipulated by a program. A data type defines the type of values that can be stored in a variable or used as an argument for a function, and the operations that can be performed on those values.

Different programming languages support different data types, but some common data types include integers, floating-point numbers, strings, characters, booleans, arrays, and objects. Each data type has its own set of operations that can be performed on it, such as addition, subtraction, concatenation, or comparison.

Using the correct data type is important for efficient memory usage and to prevent errors in the program. For example, using an integer data type to store whole numbers would be more efficient than using a floating-point data type, which is designed for decimal numbers.

In summary, data types are a fundamental concept in programming that allow programmers to classify data and perform operations on it. They are a critical aspect of programming languages and are used in every application or program that stores and manipulates data.
Numbers: In Python, there are three types of numerical values: integers, floating-point numbers, and complex numbers. For example, 5, 3.14, and 2+3j are examples of numeric values.

Strings: A string is a sequence of characters in Python, enclosed in either single or double quotes. For example, "Hello World" is a string.

Lists: A list is a collection of items, which can be of any data type. Lists are enclosed in square brackets and separated by commas. For example, [1, 2, 3, "apple", "banana"] is a list.

Tuples: A tuple is similar to a list, but it is immutable, meaning that once it is created, its elements cannot be modified. Tuples are enclosed in parentheses and separated by commas. For example, (1, 2, 3, "apple", "banana") is a tuple.

Sets: A set is an unordered collection of unique elements. Sets are enclosed in curly braces and separated by commas. For example, {1, 2, 3, 4} is a set.

Dictionaries: A dictionary is a collection of key-value pairs, where each key is associated with a value. Dictionaries are enclosed in curly braces and separated by commas, with each key-value pair separated by a colon. For example, {"name": "John", "age": 30, "city": "New York"} is a dictionary.

These are the basic data types in Python, and they are used extensively in programming and data analysis. Understanding these data types is essential for writing Python programs and analysing data effectively.

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