On 20 March 2010 04:20, Nick Coghlan <ncogh...@gmail.com> wrote: > In the case of floats and Decimals, there's no ambiguity here that > creates any temptation to guess - to determine a true/false result for a > comparison, floats can be converted explicitly to Decimals without any > loss of accuracy. For Fractions, the precedent has already been set by > allowing implicit (potentially lossy) conversion to binary floats - a > lossy conversion to Decimal wouldn't be any worse.
Hmm, given that a float can be converted losslessly to a fraction, why was the decision taken to convert the fraction to a float rather than the other way round? I don't see a PEP for the fractions module, and my google-fu has failed to find anything. Was there a discussion on this? Paul. _______________________________________________ Python-Dev mailing list Python-Dev@python.org http://mail.python.org/mailman/listinfo/python-dev Unsubscribe: http://mail.python.org/mailman/options/python-dev/archive%40mail-archive.com
