Chris

While working as a researcher in distributed systems, Dr. Christian Mayer found his love for teaching computer science students.To help students reach higher levels of Python success, he founded the programming education website Finxter.com that has taught exponential skills to millions of coders worldwide. He's the author of the best-selling programming books Python One-Liners (NoStarch 2020), The Art of Clean Code (NoStarch 2022), and The Book of Dash (NoStarch 2022). Chris also coauthored the Coffee Break Python series of self-published books. He's a computer science enthusiast, freelancer, and owner of one of the top 10 largest Python blogs worldwide.His passions are writing, reading, and coding. But his greatest passion is to serve aspiring coders through Finxter and help them to boost their skills. You can join his free email academy here.

Python String maketrans()

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Returns a translation table. Minimal Example As you read over the explanations below, feel free to watch our video guide about this particular string method: Syntax and Explanation static str.maketrans(x[, y[, z]]) Returns a translation table—think of it as a dictionary—that you can pass into the str.translate() method to translate all characters in the string … Read more

Python String lstrip()

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Trims whitespaces on the left and returns a new string. Minimal Example As you read over the explanations below, feel free to watch our video guide about this particular string method: Syntax and Explanation str.lstrip([chars]) Trims whitespaces on the left and returns a new string. chars – optional. The argument defines the set of characters … Read more

Python String lower()

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Returns a lowercase string version. Minimal Example As you read over the explanations below, feel free to watch our video guide about this particular string method: Syntax and Explanation str.lower() Returns a lowercase string version. Here are a few examples: You can find the full algorithm for lowercasing a string in the section 3.13 of … Read more

Python String ljust()

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Returns a left-justified string filling up the right-hand side with fill characters. Minimal Example As you read over the explanations below, feel free to watch our video guide about this particular string method: Syntax and Explanation str.ljust(width[, fillchar]) Returns a left-justified string filling up the right-hand side with fill characters. width – the number of … Read more

Python String join()

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Concatenates the elements in an iterable. Minimal Example As you read over the explanations below, feel free to watch our video guide about this particular string method: Syntax and Explanation str.join(iterable) Concatenates the elements in an iterable. The result is a string whereas each elements in the iterable are “glued together” using the string on … Read more

Python String isupper()

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Checks whether all characters are uppercase (True or False). Minimal Example As you read over the explanations below, feel free to watch our video guide about this particular string method: Syntax and Explanation str.isupper() Checks whether all characters are uppercase (True or False). Border case: The empty string is not be considered uppercase and ”.isupper() … Read more

Python String istitle()

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Checks if the string is title-cased (True or False). Minimal Example As you read over the explanations below, feel free to watch our video guide about this particular string method: Syntax and Explanation str.istitle() Checks if the string is title-cased (True or False). A titlecased string is a string where each word starts with an … Read more

Python String isspace()

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Checks whether all characters are whitespaces (True or False). Minimal Example As you read over the explanations below, feel free to watch our video guide about this particular string method: Syntax and Explanation str.isspace() Checks whether all characters are whitespaces (True or False). Border case: The empty string is not be considered a whitespace character! … Read more

Python String isprintable()

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Checks whether all characters are printable (True or False). Minimal Example As you read over the explanations below, feel free to watch our video guide about this particular string method: Syntax and Explanation str.isprintable() Checks whether all characters are numeric values (True or False). The vast majority of the characters, you’ll ever use in a … Read more

Python String isnumeric()

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Checks whether all characters are numeric values (True or False). Minimal Example As you read over the explanations below, feel free to watch our video guide about this particular string method: Syntax and Explanation str.isnumeric() Checks whether all characters are numeric values (True or False). Border case: The empty string is not be considered numeric. … Read more

Python String islower()

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Checks whether all characters are lowercase (True or False). Minimal Example As you read over the explanations below, feel free to watch our video guide about this particular string method: Syntax and Explanation str.islower() Checks whether all characters are lowercase (True or False). Border case: the empty string is not be considered lowercase: More String … Read more

Python String isidentifier()

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Checks whether all characters are identifiers that can be used as names of functions, classes, or variables (True or False). Minimal Example As you read over the explanations below, feel free to watch our video guide about this particular string method: Syntax and Explanation str.isidentifier() Checks whether all characters are identifiers that can be used … Read more