import sys

filterVal = "user10"
for line in sys.stdin:
    vals =  [i for i in line.strip().split("\t")]
    if vals[1] == filterVal:
        print("\t".join(vals))

6787842970658c0e0c5d46227d550d6de875afeb
<mask token>

<mask token>
for line in sys.stdin:
    vals = [i for i in line.strip().split('\t')]
    if vals[1] == filterVal:
        print('\t'.join(vals))

<mask token>
filterVal = 'user10'
for line in sys.stdin:
    vals = [i for i in line.strip().split('\t')]
    if vals[1] == filterVal:
        print('\t'.join(vals))

import sys
filterVal = 'user10'
for line in sys.stdin:
    vals = [i for i in line.strip().split('\t')]
    if vals[1] == filterVal:
        print('\t'.join(vals))

import sys

filterVal = "user10"
for line in sys.stdin:
    vals =  [i for i in line.strip().split("\t")]
    if vals[1] == filterVal:
        print("\t".join(vals))
