reading file error

[PatelAxita]

Sir, i have this error
File "", line 233, in
recommend_data = readingFile(sys.argv[1:])

File "", line 19, in readingFile
f = open(filename,"r")

TypeError: invalid file: []

and i'm using anaconda python i have tried looking for this error but still getting errors can u please help me.

[Firiyuu]

maybe you are reading from notebook? Try limiting entry to n-number of rows