with open("../sequence.fasta", "r") as handle:
    for line in handle:
        line = line.strip()
        break

print(f"The first line is: {line}")

a89553d02084f0a9e117fb2c2a6a404e32015642
<mask token>

with open('../sequence.fasta', 'r') as handle:
    for line in handle:
        line = line.strip()
        break
print(f'The first line is: {line}')

with open("../sequence.fasta", "r") as handle:
    for line in handle:
        line = line.strip()
        break

print(f"The first line is: {line}")
