Add 'from_gdb' constructors in GDB utils

utils/gdb/seer_pretty_printers.py

@@ -28,6 +28,10 @@ class Square(object):
             val = val._val
         self._val = val
 
+    @classmethod
+    def from_gdb(cls, val):
+        return cls(int(val))
+
     @classmethod
     def from_file_rank(cls, file, rank):
         return cls(file * 8 + rank)
@@ -54,6 +58,10 @@ class Bitboard(object):
             val = val._val
         self._val = val
 
+    @classmethod
+    def from_gdb(cls, val):
+        return cls(int(val["__0"]))
+
     def __str__(self):
         return "[" + ", ".join(map(str, self.squares)) + "]"
 
@@ -80,6 +88,10 @@ class CastleRights(enum.IntEnum):
     QUEEN_SIDE = 2
     BOTH_SIDES = 3
 
+    @classmethod
+    def from_gdb(cls, val):
+        return cls(int(val))
+
     def __str__(self):
         return self.name.title().replace("_", "")
 
@@ -93,6 +105,10 @@ class Color(enum.IntEnum):
     WHITE = 0
     BLACK = 1
 
+    @classmethod
+    def from_gdb(cls, val):
+        return cls(int(val))
+
     def __str__(self):
         return self.name.title()
 
@@ -112,6 +128,10 @@ class File(enum.IntEnum):
     G = 6
     H = 7
 
+    @classmethod
+    def from_gdb(cls, val):
+        return cls(int(val))
+
     def __str__(self):
         return self.name.title()
 
@@ -131,6 +151,10 @@ class Rank(enum.IntEnum):
     Seventh = 6
     Eighth = 7
 
+    @classmethod
+    def from_gdb(cls, val):
+        return cls(int(val))
+
     def __str__(self):
         return self.name.title()
 
@@ -148,6 +172,10 @@ class Piece(enum.IntEnum):
     KNIGHT = 4
     PAWN = 5
 
+    @classmethod
+    def from_gdb(cls, val):
+        return cls(int(val))
+
     def __str__(self):
         return self.name.title()
 
@@ -179,6 +207,10 @@ class Move(object):
     def __init__(self, val):
         self._val = val
 
+    @classmethod
+    def from_gdb(cls, val):
+        return cls(int(val))
+
     @property
     def piece(self):
         return Piece(self._val >> self.PIECE_SHIFT & self.PIECE_MASK)