In the attached notebook, Cell 12, when I do:
symbols('AAPL')
I get the error:
'list' object is not callable
```.
However, if I open up a new notebook, symbols('AAPL') works.
In the attached notebook, Cell 12, when I do:
symbols('AAPL')
I get the error:
'list' object is not callable
```.
However, if I open up a new notebook, symbols('AAPL') works.