Finally, note that we used Python raw strings to construct our regex. This is because the syntax of a regex, since it uses backslashes, can conflict with the way ordinary strings are escaped in ...

And if there is no starting quote character, group 1 will still match—an empty string since it is completely optional (its quantifier is zero or one), in which case the backreference will also match ...

Today the release of Python 3.3.0 was made official, with a couple new syntax features, a handful of library modules, and several other improvements. According to Python.org’s site, the next ...

Similarly, the Python "string" type functions as a collection type to an extent, allowing index referencing and manipulation. But, as strings have their own internal quirks, ...

I recently switched to using python 2.5 from 2.4, one of the new language level features in 2.5 is conditional expressions. Which I thought was odd because I was already writing conditional ...

Like strings, lists provide sequential storage through an index offset and access to single or consecutive elements through slices. Strings consist only of characters and are immutable (cannot change ...