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I am trying to implement put there is error. plz help me 

image of files and cod is attached 

venv/scripts/activate : The term 'venv/scripts/activate' is not recognized as the name of a cmdlet, function, script
file, or operable program. Check the spelling of the name, or if a path was included, verify that the path is
correct and try again.
At line:1 char:1
+ venv/scripts/activate
+ ~~~~~~~~~~~~~~~~~~~~~
+ CategoryInfo : ObjectNotFound: (venv/scripts/activate:String) [], CommandNotFoundException
+ FullyQualifiedErrorId : CommandNotFoundException