PyFormat: Using % and .format() for great good!
Python has had awesome string formatters for many years but the documentation on them is far too theoretic and technical. 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. Fur
Efficient String Concatenation in Python
An assessment of the performance of several methods Introduction Building long strings in the Python progamming language can sometimes result in very slow running code. In this article I investigate the computational performance of various string concatenation methods. In Python the string object is immutable - each time a string is assigned to a variable a new object is created in memory to repre
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Lists vs. StringIO vs. Regular String Concat for building strings in Python
