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python - How to put symbols into a list - Stack Overflow
How do I put symbols such as \, /, :, *, ?, ", <, >, | into a list? if I do this: the commas separating the items will be counted as a string including the ] PS: It is to check if the filename contains illegal characters (can't be made into a file), so if there's any alternative methods, please do tell me, thanks! Try ['\\', '/', ...
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Python Lists - W3Schools
Lists are one of 4 built-in data types in Python used to store collections of data, the other 3 are Tuple, Set, and Dictionary, all with different qualities and usage. Lists are created using square brackets: Create a List: List items are ordered, changeable, and allow duplicate values.
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Python Operators Cheat Sheet - LearnPython.com
Python operators are special symbols or keywords used to perform specific operations. Depending on the operator, we can perform arithmetic calculations, assign values to variables, compare two or more values, use logical decision-making in our programs, and more.
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Python Operators - GeeksforGeeks
In this article, we will look into different types of Python operators. OPERATORS: These are the special symbols. Eg- + , * , /, etc. OPERAND: It is the value on which the operator is applied. Python Arithmetic operators are used to perform basic mathematical operations like addition, subtraction, multiplication and division.
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How to use list of symbols for sympy calculation in python?
Here is my simple code to store string elements ['a','b'] in a list L as sympy symbols. As output, I have new list L with two Symbols [a,b] in it. But when I try to use these symbols in my calculation I get an error saying a & b are not defined. Any suggestions on how can I fix this?
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Index — Python 3.13.3 documentation
This page is licensed under the Python Software Foundation License Version 2. Examples, recipes, and other code in the documentation are additionally licensed under the Zero Clause BSD License. See History and License for more information. The Python Software Foundation is a non-profit corporation. Please donate. Last updated on May 21, 2025 ...
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Python Operators (With Examples) - Programiz
Operators are special symbols that perform operations on variables and values. For example, Here, + is an operator that adds two numbers: 5 and 6. Here's a list of different types of Python operators that we will learn in this tutorial. 1. Python Arithmetic Operators.
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Operators, Delimiters, and Special Symbols - Python: Essential ...
For example, the equal (=) character serves as a delimiter between the name and value of an assignment, whereas the comma (,) character is used to delimit arguments to a function, elements in lists and tuples, and so on. The period (.) is also used in floating-point numbers and in the ellipsis (...) used in extended slicing operations.
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Python Operators - W3Schools
Operators are used to perform operations on variables and values. In the example below, we use the + operator to add together two values: Python divides the operators in the following groups: Arithmetic operators are used with numeric values to perform common mathematical operations: Assignment operators are used to assign values to variables:
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Python - Star or Asterisk operator ( * ) - GeeksforGeeks
In Multiplication, we multiply two numbers using Asterisk / Star Operator as infix an Operator. Using two (**) Star Operators we can get the exponential value of any integer value. With the help of ' * ' we can multiply elements of a list, it transforms the code into single line.