fix E221 pep8 errors
fix E222 pep8 errors

Signed-off-by: Thomas Hisch <t.hisch@gmail.com>
fix E201 and E202 pep8 errors

Signed-off-by: Thomas Hisch <t.hisch@gmail.com>
Dont use a context manager for np.load  This isn't supported in numpy 1.6.
Skip shading of masked array test on numpy 1.6
Don't usea keyword to
git commit . -m Dont use axis keyword to np.linalg.norm. This was not added until numpy 1.8
Merge pull request #3635 from thisch/examples_pep8_e201_202_e221_222

PEP8 : fix pep8 error classes e20[12] and e22[12] in examples
Merge pull request #3661 from jenshnielsen/numpy_16_fixes

TST : Numpy 1.6 fixes
class foo: => class foo(object):