Add function for getting player by name.

Author: GraylinKim

sc2reader/utils.py

@@ -388,7 +388,7 @@ class PersonDict(dict):
 
         person = PersonDict()
         person[1] = Player(1,"ShadesofGray")
-        me = person["ShadesofGray"]
+        me = person.name("ShadesofGray")
         del person[me.pid]
 
     Delete is supported on the player id only
@@ -401,6 +401,9 @@ def __init__(self, players=[]):
         for player in players:
             self[player.pid] = player
 
+    def name(self, player_name):
+        return self._key_map[player_name]
+
     def __setitem__(self, key, value):
         if isinstance(key, str):
             self._key_map[key] = value.pid