我想打开一个zip文件A001-C-002.zip
。它的提升Attempt to use ZIP archive that was already closed
错误
from pathlib import Path
import pandas as pd
import zipfile
import os
import sys
path = "./CODEX/input/"
for filename in os.listdir(os.getcwd()):
with open(os.path.join(os.getcwd(), filename), 'r') as f:
# Antibody information
ab = pd.read_excel("HUBMAP B004 codex antibodies metadata.xlsx")
print(f"Antibody metadata column names:\n {ab.columns.values}")
# Patient A001
with zipfile.ZipFile("A001-C-002.zip") as z:
for filename in z.namelist():
if not os.path.isdir(filename):
for line in z.open(filename):
print(line)
z.close()
回溯:
---------------------------------------------------------------------------
ValueError Traceback (most recent call last)
/tmp/ipykernel_4872/558093962.py in <module>
9 for filename in z.namelist():
10 if not os.path.isdir(filename):
---> 11 for line in z.open(filename):
12 print(line)
13 z.close()
/usr/lib/python3.8/zipfile.py in open(self, name, mode, pwd, force_zip64)
1499 raise ValueError("pwd is only supported for reading files")
1500 if not self.fp:
-> 1501 raise ValueError(
1502 "Attempt to use ZIP archive that was already closed")
1503
ValueError: Attempt to use ZIP archive that was already closed
您的问题来自代码的最后三行:
看起来您希望
z.close
调用关闭在第一行中打开的文件。但它不是这样做的z
是您一直在扫描的整个zip存档文件,当您关闭它时,您将无法再次打开它包含的任何文件(无论如何,如果不重新打开整个文件,就无法打开)我怀疑你想要的是更像这样的东西:
在这里,我们使用
with
语句来处理归档中内部文件的关闭,该文件始终保持打开状态(直到外部with
语句结束)。我给文件对象命名file
,这样with
语句就可以把它交给for
循环相关问题 更多 >
编程相关推荐