# 環境: python3.x

def getExportDbSql(db, index):

# 獲取導出一個數據庫實例的sql語句

sql = 'mysqldump -u%s -p%s -h%s -P%d --default-character-set=utf8 --databases mu_ins_s%s > %s.s%d.mu_ins_%d.sql' %(db['user'], db['pwd'], db['host'], db['port'], index, db['server'], index, index)

return sql

def createDbBackupFile(fname, dbList):

# 生成數據庫導出的語句保存到文件

if not fname or not dbList:

return False

f = open(fname, 'w')

if f:

f.write('echo @off\n\n')

for db in dbList:

for index in db['indexList']:

f.write('REM %s.s%d\n' %(db['server'], index))

f.write('%s\n\n' %getExportDbSql(db, index))

f.write('\n')

f.close()

return True

return False

def initDb(user, pwd, host, port, server_name, indexList):

# 生成db字典對象并返回

db = {}

db['user'] = user

db['pwd'] = pwd

db['host'] = host

db['port'] = port

db['server'] = server_name

db['indexList'] = indexList

return db

def displayDb(db):

print('user =', db['user'])

print('pwd =', db['pwd'])

print('host =', db['host'])

print('port =', db['port'])

print('server =', db['server'])

print('indexList =', db['indexList'])

print('\n')

def displayList(list):

for item in list:

displayDb(item)

if __name__ == '__main__':

db1 = initDb('root', '123456', '127.0.0.1', 3306, 'th1', [10000, 1, 3])

db2 = initDb('root', '123456', '127.0.0.1', 3306, 'th2', [10000, 1])

dbList = []

dbList.append(db1)

dbList.append(db2)

#displayList(dbList)

createDbBackupFile('export00.bat', dbList)

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