源代码在windows系统上能成功运行（版本3.8），一开始是用的mac自带的版本2.7，报错后在下载了最新的3.9并且在pycharm偏好设置内改成3.9. 但是又出现了报错。
dirs=os.listdir('/users/yizhehao/Desktop/SLEEP/test')
dirs.sort(key=lambda x:int(x[12]))
listfile1=[]
listfile2=[]
print(dirs)
for filename in dirs:
if filename.endswith('.json'):
listfile2.append(filename)
if filename.endswith('.csv'):
listfile1.append(filename)
print(listfile1)
print(listfile2)
outputFile=open('/users/yizhehao/Desktop/output.csv','w',newline='')
outputwriter = csv.writer(outputFile)
listhead = ['文件名','姓名', '入睡时间', '清醒时间', '记录时长', '睡眠时长', '浅睡时长', '深睡时长', '清醒次数', '清醒时长', '睡眠潜伏期', 'REM潜伏期',
'睡眠效率', '睡眠维持率', '清醒占睡眠百分比', '浅睡占睡眠百分比', '深睡占睡眠百分比', 'REM占睡眠百分比', '微觉醒次数', '微觉醒指数']
outputwriter.writerow(listhead)
for w in range(len(listfile1)):
File1=open('/users/yizhehao/Desktop/SLEEP/test'+listfile1[w])
Reader1=csv.reader(File1)
Data=list(Reader1) # 4清醒 3浅睡 2深睡 5REM
c='/users/yizhehao/Desktop/SLEEP/test' + listfile2[w]
jsonlist=open(c,"r")
jsonlists = jsonlist.readlines()
dict=json.loads(jsonlists[0])
print(dict['PATIENT'])
print(dict['PATIENT'][3])
dict2=json.loads(dict['PATIENT'])
name=dict2['name']
报错信息为：
/usr/bin/python3 /Users/yizhehao/Desktop/main.py
Traceback (most recent call last):
File "/Users/yizhehao/Desktop/main.py", line 134, in <module>
dirs.sort(key=lambda x:int(x[12]))
File "/Users/yizhehao/Desktop/main.py", line 134, in <lambda>
dirs.sort(key=lambda x:int(x[12]))
IndexError: string index out of range
Process finished with exit code 1
