pip install gzip

import gzip
path = "" #你的文件路徑
f = gzip.open(path, 'rb')
?
for line in f.readlines(): # 按行進行讀取
? ? s = line.decode() # 讀取之后要進行解碼
? ? print(s) # s 為string類型，就是我們讀取的文件中的一行

import gzip
import os\
?
path = "" #表示你要打開的文件夾
files = os.listdir(path) #files 是path中存放的所有文件名集合
for file in files:
? ? f = gzip.open(path+file, 'rb')
? ? for line in f.readline():
? ? ? ? print(line)

b = b'some byte array'
?
str(b, encoding = "utf-8") ?
#or
bytes.decode(b)

s = 'some string'
?
bytes(s, encoding = "utf8") ?
#or
str.encode(s)

with gzip.open(fq,'r') as fastq:
?? ?try:
?? ??? ?while True:
?? ??? ??? ?line1 = next(fastq).decode() ?# 字節轉字符串
?? ??? ??? ?line2 = next(fastq).decode()
?? ??? ??? ?line3 = next(fastq).decode()
?? ??? ??? ?line4 = next(fastq).decode()
?? ??? ??? ?
?? ?except:
?? ??? ??? ?pass