[Python-Dev] Clean way in python to test for None, empty, scalar, and list/ndarray? A prayer to the gods of Python
Tres Seaver
tseaver at palladion.com
Sat Jun 15 14:53:07 CEST 2013
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Sat Jun 15 14:53:07 CEST 2013
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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 On 06/14/2013 04:55 PM, R. David Murray wrote: > This I sort of agree with. I've often enough wanted to know if > something is a non-string iterable. But you'd have to decide if > bytes/bytearray is a sequence of integers or a scaler... In fifteen years of Python programming, I have literally *never* wanted to iterate over 'str' (or now 'bytes'). I've always considered the fact that Python made them iterable by default (rather than e.g. defining a method / property to get to an iterable "view" on the underlying string) a wart and a serious bug magnet. Tres. - -- =================================================================== Tres Seaver +1 540-429-0999 tseaver at palladion.com Palladion Software "Excellence by Design" http://palladion.com -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.11 (GNU/Linux) Comment: Using GnuPG with undefined - http://www.enigmail.net/ iEYEARECAAYFAlG8Y7MACgkQ+gerLs4ltQ6EbwCfYlC3JKL22HK7WgxJLAh9Gk2H R4cAn2+ijAkebHuF92txeddBq99L/zqn =bLkO -----END PGP SIGNATURE-----
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