<SYSTEM_TASK:>
Solve the following problem using Python, implementing the functions described below, one line at a time
<END_TASK>
<USER_TASK:>
Description:
 def get_note(self, coords):
 """Get the note for the cell at the given coordinates. coords is a tuple of (col, row) """

    col, row = coords
    note = self.raw_sheet.cell_note_map.get((row, col))
    return note.text if note else None