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7 Σεπ 2021 · In Python, you have a few options to format your strings. In this article, I will go over str.format(), formatted string literals, and template strings. But first, let's take a look at what is considered to be the "old way" of formatting strings.
The format() method formats the specified value(s) and insert them inside the string's placeholder. The placeholder is defined using curly brackets: {}. Read more about the placeholders in the Placeholder section below. The format() method returns the formatted string.
You need to apply your formatting to the string, not to the return value of the print() function: print("So, you're %r old, %r tall and %r heavy." % ( age, height, weight))
With this site we try to show you the most common use-cases covered by the old and new style string formatting API with practical examples. All examples on this page work out of the box with with Python 2.7, 3.2, 3.3, 3.4, and 3.5 without requiring any additional libraries.
20 Ιουν 2024 · In Python, there are several ways to present the output of a program. Data can be printed in a human-readable form, or written to a file for future use, or even in some other specified form. Users often want more control over the formatting of output than simply printing space-separated values.
For better readability, you can use Python’s string .format() method to obtain the same result: Python. >>> print('{0} {1} cost ${2}'.format(6, 'bananas', 1.74)) 6 bananas cost $1.74. In this example, <template> is the string '{0} {1} cost ${2}'.
In this step-by-step tutorial, you'll learn about the print() function in Python and discover some of its lesser-known features. Avoid common mistakes, take your "hello world" to the next level, and know when to use a better alternative.
