Snippets
python-2.x

How-to articles, tricks, and solutions about PYTHON-2.X

How to return dictionary keys as a list in Python?

In Python, you can use the dict.keys() method to return a view object that contains the keys of a dictionary.

list python dictionary python-3.x python-2.x

UnicodeEncodeError: 'ascii' codec can't encode character u'\xa0' in position 20: ordinal not in range(128)

This error is raised when trying to encode a Unicode string using the ASCII codec, and the string contains a character that is not within the ASCII range (0-127).

python unicode python-2.x beautifulsoup python-unicode

What exactly do "u" and "r" string prefixes do, and what are raw string literals?

In Python, the "r" prefix before a string denotes that it is a raw string literal.

python unicode python-2.x rawstring

What is future in Python used for and how/when to use it, and how it works

The __future__ module in Python allows you to enable new language features which are not compatible with the current version of Python.

python python-2.x

What is the difference between dict.items() and dict.iteritems() in Python2?

In Python 2, dict.items() returns a list of the dictionary's key-value pairs, whereas dict.iteritems() returns an iterator over the dictionary's key-value pairs.

python dictionary python-2.x

What is the difference between range and xrange functions in Python 2.X?

In Python 2.X, range and xrange are used to generate a sequence of numbers.

python loops range python-2.x xrange