Dec 14, 2010 · If you only have one reference to a string and you concatenate another string to the end, CPython now special cases this and tries to extend the string in place. The end result …

Jul 8, 2010 · The rule of thumb for repr is that if it makes sense to return Python code that could be evaluated to produce the same object, do that, just like str, frozenset, and most other …

Apr 11, 2011 · @SenthilKumaran If the resulting string requires separate items such as when passing a list of files to a process, then "" has to be changed to " " (notice the space between …

Jun 23, 2019 · For Python 3.6, you can use the f-strings new feature to convert to string and it's faster compared to str() function. It is used like this: It is used like this: age = 45 strAge = f'{age}'

checking type of characters present in a string : isalnum(): Returns True if all characters are alphanumeric( a to z , A to Z ,0 to9 ) isalpha(): Returns True if all characters are only alphabet …

that's it as far as all the info i have for now. however, if you are learning Python and/or learning programming, one highly useful exercise i give to my students is to try and build *find() and …

Nov 23, 2011 · I thought he asked how to take off the right-most ampersand in a string (so I was thinking would be better if you gave string.rsplit('&',1)), but he didn't ask that necessarily. – …

Apr 15, 2011 · Return the string left justified in a string of length width. Padding is done using the specified fillchar (default is a space). The original string is returned if width is less than len(s). …

Python is a case-sensitive language. All Python keywords are lowercase. Use if, not If. Also, don't put a colon after the call to print(). Also, indent the print() and exit() calls, as Python uses …

Jan 30, 2011 · Use type() or isinstance(). I don't know why not a single answer before me contains this simple type(my_variable) is str syntax, but using type() like this seems the most-logical …