NameError: name 'os' is not defined

[goburinking]

When I press the play button at Requirements, I get the following error.

NameError Traceback (most recent call last)
in <cell line: 5>()
3 print('Installing requirements...')
4
----> 5 with capture.capture_output() as cap:
6 get_ipython().run_line_magic('cd', '/content/')
7 get_ipython().system('wget -q -ihttps://raw.githubusercontent.com/TheLastBen/fast-stable-diffusion/main/Dependencies/A1111.txt')

NameError: name 'capture' is not defined

[goburinking]

I need to solve the problem, can someone please help me.
NameError: name 'capture' is not defined

[TheLastBen]

run the cell before it

[goburinking]

TheLastBen, problem solved.
Thank you very much.