本文整理汇总了Python中datastore.DataStore.updateRecordWithHashStart方法的典型用法代码示例。如果您正苦于以下问题：Python DataStore.updateRecordWithHashStart方法的具体用法？Python DataStore.updateRecordWithHashStart怎么用？Python DataStore.updateRecordWithHashStart使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类datastore.DataStore的用法示例。
在下文中一共展示了DataStore.updateRecordWithHashStart方法的1个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Python代码示例。
示例1: preprocess
# 需要导入模块: from datastore import DataStore [as 别名]
# 或者: from datastore.DataStore import updateRecordWithHashStart [as 别名]
def preprocess(dbPath):
'''
This is a preprocess module
'''
logging = DefaultLogger()
if not os.path.exists(dbPath):
logging.debug('PreProcess: can\'t find database at path')
return
datastore = DataStore(dbPath)
loopcount = 0
while True:
sleep(5)
if loopcount % 10 == 0:
logging.debug('PreProcess is alive')
loopcount += 1
data = datastore.recordsForHashing()
for record in data:
logging.debug(record)
key_id = record.id
filePath = record.fileName
if not os.path.exists(filePath):
logging.debug('PreProcess: Will update record status as the file no longer exists')
datastore.updateRecordAsMissingWithID(key_id)
continue
try:
logging.debug('PreProcess: locking file to calculate hash...')
##UPDATE HASH OPERATION START HERE
startTime = datetime.datetime.now().strftime("%Y-%m-%d %H:%M:%S")
datastore.updateRecordWithHashStart(startTime, key_id)
fileToHash = open(filePath, 'rb')
portalocker.lock(fileToHash, portalocker.LOCK_SH)
hashString = "NO_OP"#hashForFile(fileToHash)
endTime = datetime.datetime.now().strftime("%Y-%m-%d %H:%M:%S")
fileToHash.close()
logging.debug('PreProcess: unlocking file...')
logging.debug('PreProcess: Will update record status with Hash string and times')
datastore.updateRecordWithHashForStartTimeAndEndTime(hashString, startTime, endTime, key_id)
except Exception as e:
info = 'PreProcess: There was an error when calculating the hash for file: ' + os.path.basename(filePath) + ' ' + e.message
sendFailureEmail(info)
logging.error(e.message)