python-exception

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try:
       # Some Code.... 

except:
       # optional block
       # Handling of exception (if required)

else:
       # execute if no exception

finally:
      # Some code .....(always executed)
try:
  ...
except Exception as e:
    import traceback
    traceback.print_exc()
    errMsg = traceback.format_exc()
    print("Error: 异常，无法发送邮件: " + errMsg)
    logger.error("send email failed exception." + errMsg)
except:
    import traceback
    traceback.print_exc()
    errMsg = traceback.format_exc()
    print("Error: 未知异常，无法发送邮件: " + errMsg)
    logger.error("send email failed unexpected exception." + errMsg)
try:
    requests.get('https://www.taobao.com/', timeout=0.1)
except requests.exceptions.ConnectTimeout:
    NETWORK_STATUS = False
except requests.exceptions.Timeout:
    REQUEST_TIMEOUT = TRUE