Changed TimeFrameAttributeSunPy. In convert_input(), changed an 'is' comparison to '==' for more Pythonic string checking.
Changed TimeFrameAttributeSunPy.
In convert_input(), changed an 'is' comparison to '==' for more Pythonic string checking.

Alex-Ian-Hamilton/sunpy,dpshelio/sunpy,dpshelio/sunpy,Alex-Ian-Hamilton/sunpy,Alex-Ian-Hamilton/sunpy,dpshelio/sunpy