pep8
pep8
pep8
spelling
pep8
formatting
formatting todo
testing gain_readnoise_from_master
testing gain_readnoise_from_master
adding gain_readnoise_from_random
testing gain_readnoise_from_random
pep8
testing gain_readnoise_from_random
gain, readnoise methods don't agree

moving on.
removed dict from arg
remove test statements
removed dict
formatting
added keyword arguments
typo