str is meant to produce a string representation of the object's data. If you're writing your own class and you want str to work for you, add:

Jun 23, 2019 · There is no typecast and no type coercion in Python. You have to convert your variable in an explicit way. To convert an object into a string you use the str() function. It works with any object that has a method called __str__() defined. In fact. str(a) is equivalent to. a.__str__() The same if you want to convert something to int, float, etc.

There are several methods to convert string numbers in a list to integers. In Python 2.x you can use the map function: >>> results = ['1', '2', '3'] >>> results = map(int, results) >>> results [1, 2, 3]

def convertStr(s): """Convert string to either int or float.""" try: ret = int(s) except ValueError: #Try float. ret = float(s) return ret That way if the int conversion doesn't work, you'll get a float returned.

Dec 19, 2008 · In Python, how can I parse a numeric string like "545.2222" to its corresponding float value, 542.2222? Or parse the string "31" to an integer, 31? I just want to know how to parse a float string to a float, and (separately) an int string to …

Mar 27, 2014 · Does anybody have a quickie for converting an unsafe string to an int? The string typically comes back as: '234\r\n' or something like that. In this case I want 234. If '-1\r\n', I want -1. I never want the method to fail but I don't want to go so far as try, except, pass just to hide errors either (in case something extreme happens).

Mar 15, 2011 · Use int which converts a string to an int, inside a list ... Convert bytes to a string in Python 3.

Python 2.6+ It is possible to use the format() function, so in your case you can use: return '{:02d}:{:02d}:{:.2f} {}'.format(hours, minutes, seconds, ampm) There are multiple ways of using this function, so for further information you can check the documentation. Python 3.6+ f-strings is a new feature that has been added to the language in ...

int('2')--> 2 That converts the string '2' into an the integer 2. int(2.7)--> 2 Converts a float to an int. int('2.7') SHOULD convert to 2. This is how Perl works, for example. Yes, this does two things at once. It converts the string and when it finds it is in a representation that is a …

1. Convert string representation of long floats to numeric values. If a column contains string representation of really long floats that need to be evaluated with precision (float would round them after 15 digits and pd.to_numeric is even more …