August 2019
Beginner
482 pages
12h 56m
English
Quite often, there is a need to convert one data type to another, such as a float to an integer, or a string into a number and back. No worries! It is easy to achieve using built-in functions. However, there are some conversion rules to be learned. A string to a float is as follows:
>>> float(“2.5”)2.5
A string to an integer is as follows:
>>> int(“45”)45
A float to an integer and vice versa are as follows:
>>> int(4.521)4>>> float(5)5.0
Booleans to integers, floats, and strings are as follows:
>>> int(True)1>>> float(False)0.0>>> str(True)'True'
If Python cannot convert values, then it will raise an error:
>>> int(“2.5”)File "<ipython-input-11-cf753495344d>", line 1 int(“2.5”) ^SyntaxError: invalid character in ...
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