Use dictionary comparison.

--HG--
branch : 1.9
Type inference is determined by the workbook setting.

--HG--
branch : 1.9
Tests adjusted after type inference disabled as standard.

--HG--
branch : 1.9
Inital refactoring of explicit value setting - the validator mapping only needs to existing once.

--HG--
branch : 1.9
Method deprecated in 1.8, removed in 1.9

--HG--
branch : 1.9
Property no longer required.

--HG--
branch : 1.9
Property no longer required.

--HG--
branch : 1.9
Pylint not used on code.

--HG--
branch : 1.9
This backs out https://bitbucket.org/ericgazoni/openpyxl/commits/d74002ef8d9997b0c986200426d535ca44766ec0
Lists should be handled explicity.

--HG--
branch : 1.9
More robust and explicit Python - Excel type mapping.

--HG--
branch : 1.9
Support bytes type.

--HG--
branch : 1.9
Use numbers.Number for detection.

--HG--
branch : 1.9
Error codes only seem to need to be a tuple.

--HG--
branch : 1.9
Use numbers.Number for detection.

--HG--
branch : 1.9
Type inference from strings must be explicity required.

--HG--
branch : 1.9
Skip empty cells and convert numeric cells to floats.

--HG--
branch : 1.9
Moved cell-based test to cell tests.

--HG--
branch : 1.9
Refactor and add check on the actual method that checks the encoding.

--HG--
branch : 1.9
Python 3

--HG--
branch : 1.9
Use conversion mechanism of cell. Branching is a mess here.

--HG--
branch : 1.9