getting error in Load training and test Sentinel data

[manisense]

with open("s1_colnames.txt", "r") as f:
s1_colnames = f.read().split(',')

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FileNotFoundError Traceback (most recent call last)
in <cell line: 1>()
----> 1 with open("s1_colnames.txt", "r") as f:
2 s1_colnames = f.read().split(',')

FileNotFoundError: [Errno 2] No such file or directory: 's1_colnames.txt'

[manisense]

my files path is as follow "/content/drive/MyDrive/Space2Ground/data/s1/test_dataset.csv"

[manisense]

what is is s1_colnames.txt data?