The usual approach to working with decimals is to create :class:`Decimal`
instances and then apply arithmetic operations which take place within the
-current context for the active thread. An alternate approach is to use context
+current context for the active thread. An alternative approach is to use context
methods for calculating within a specific context. The methods are similar to
those for the :class:`Decimal` class and are only briefly recounted here.
>>> f.readlines()
['This is the first line of the file.\n', 'Second line of the file\n']
-An alternate approach to reading lines is to loop over the file object. This is
+An alternative approach to reading lines is to loop over the file object. This is
memory efficient, fast, and leads to simpler code::
>>> for line in f: