The locale module should be used to assign the locale information, and then the locale.atof() function could parse the given string as a float according to the locale settings.
ValueError: could not convert string to float: '111,111' ValueError: could not convert string to float: '111,111.22' But commas are regularly used as either a thousand separator in countries like the US or UK, for example, 111,111.22, or decimal mark in most European countries, for example, 111,222. If the comma, exists in the string representation, then the float conversion will throw a ValueError exception. Localization and Commas in Converting String to Float in Python It could convert the string to either float or int automatically.
> int(float('111.0'))Īst.literal_eval to Convert String to Float or Int in PythonĪst.literal_eval(string) safely evaluate the given string containing a Python expression. You could convert the string to float first and then cast it to int if the given string represents a floating pointing number. ValueError: invalid literal for int() with base 10: '111.22222' ValueError: invalid literal for int() with base 10: '111.0' Int() could convert the string to an integer if the given string represents an integer. float() to Convert String to Float in Pythonįloat() converts the string to the float pointing number, if possible.
#PYTHON CONVERT STRING TO FLOAT HOW TO#
This tutorial article will introduce how to convert string to float or int in Python, with the Python built-in float() and int() functions. Comparison of Performances of Different Methods to Convert String to Float or Int in Python.Localization and Commas in Converting String to Float in Python.ast.literal_eval to Convert String to Float or Int in Python.int() to Convert String to Int in Python.float() to Convert String to Float in Python.
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