====== ifNewPersonExistInXML(person, stock_id) ======
===== Description =====
whether the new person exist in the current data.
===== Parameters =====
^  Parameter  ^  Necessity  ^  Type  ^  Description  ^
|  person  |  required  |  string  |  person name  |
|  stock_id  |  required  |  int  |  the stock id of company that the person work for |

===== Output =====
  - True and pid
  - False

===== Implementation =====
None

===== Related Work =====
None