For example, when you add two numbers using the + operator, internally, the . A given data to a variable or constant will be known as a string variable, if it is surrounded by the quotes and the quotes could be (") or ('). There are several methods available to print subscripts and superscripts in Python. This string formatting simply replaces the {} with whatever is called inside format, in this case i+1. String Literals. The Walrus Operator: Python 3.8 Assignment Expressions In this article, we will see how to use Superscript and Subscript axis labels in ggplot2 in R Programming Language. How to display a variable with subscript ggplot2 graph in R? Python offers many ways to substring a string. Python从字符串和其他变量创建变量名_Python_Variables - 多多扣 I'm trying to get both a subscript and a superscript onto a Unicode variable sigma. 2. How to Substring a String in Python - freeCodeCamp.org The index of an array is also known as a subscript. I use subscripted variables extensively in analysis of summations etc (e.g. Next, the subscript expression is evaluated. The key-value pairs are also called items. You cannot access elements using an index, this . Hence, it turns out the fastest way to create a list in Python. Let's fix the issue by removing the output variable in our above example and run the code. This works fine with non sequence types and with sequence types when are assigned as a whole, without subscripting. If you try to use the subscript operator on a Boolean value, you will raise the TypeError: 'bool' object . Variables are names for values. e.g., int, float etc. This is often called "slicing". Recently I was doing some text formatting using python and this forum was extremely handy. Check out the below Example to understand how it can be done. Python Unicode Variable Names | A page listing all the Unicode ... In Python the = symbol assigns the value on the right to the name on the left. Each new version of Python adds new features to the language. Let's use this formula for ethanol: subscript = str.maketrans ("0123456789", "₀₁₂₃₄₅₆₇₈₉") print ("C2H5OH".translate (subscript)) This code will replace all numbers to subscript, as it should be in the chemical formula. You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example.