的最后一个
我只想从已更新的文件中解开最新文件。这是我的代码:
def main():
dest_dir = 'C:/Users/PycharmProjects/kpi/flats'
zip_file = 'Z:/OUT.zip'
with ZipFile(zip_file) as zipObj:
for zip_info in zipObj.infolist():
if zip_info.filename[-1] == '/':
continue
if zip_info.filename.startswith('homeware/R2D2/DATA/OUT/Flat/FlatFile_r2d2_01012018'):
print(zip_info.filename)
zip_info.filename = os.path.basename(zip_info.filename)
zipObj.extract(zip_info,dest_dir)
提取的文件是:
homeware/R2D2/DATA/OUT/Flat/Flat_01012018_180216.csv
homeware/R2D2/DATA/OUT/Flat/Flat_01012018_210147.csv
homeware/R2D2/DATA/OUT/Flat/Flat_01012018_230148.csv
,但我只需要基于文件名而不是元数据
所以我所做的是而不是在每次迭代时提取,而是将满足'if'要求的文件附加到列表中。然后,我提取了该列表的最大值,这是我要寻找的文件。这是更新的代码:
def main():
dest_dir = 'C:/Users/mbelahce040119/PycharmProjects/kpi/flats'
zip_file = 'Z:/DATA/OUT/COMMON_2018/201810/OUT_201810.zip'
with ZipFile(zip_file) as zipObj:
files_sat = list()
for zip_info in zipObj.infolist():
if zip_info.filename[-1] == '/':
continue
if zip_info.filename.startswith('homeware/R2D2/DATA/OUT/Flat/FlatFile_r2d2_01012018'):
print(zip_info.filename)
files_sat.append(zip_info.filename)
zip_info.filename = os.path.basename(max(files))
zipObj.extract(max(files_sat), dest_dir)