I have experienced 2 types of strangeness in the PyCharm editor today:
1. First, when I used triple quotation marks (""") it resulted in a multi-line comment. Then, when I tried again, it resulted in what PyCharm calls a "Triple-quoted string". That's quite strange.
2. Normally 'import' is marked in blue, put when I try 'import PIL' or
it is grey, although the same python source file has been using 'from PIL import Image as Image' until now, in blue...
I have "attached" a screen shot below: