Add support for fixed-size arrays (#5313)

tests/MyGame/Example/ArrayTable.py

@@ -0,0 +1,34 @@
+# automatically generated by the FlatBuffers compiler, do not modify
+
+# namespace: Example
+
+import flatbuffers
+
+class ArrayTable(object):
+    __slots__ = ['_tab']
+
+    @classmethod
+    def GetRootAsArrayTable(cls, buf, offset):
+        n = flatbuffers.encode.Get(flatbuffers.packer.uoffset, buf, offset)
+        x = ArrayTable()
+        x.Init(buf, n + offset)
+        return x
+
+    # ArrayTable
+    def Init(self, buf, pos):
+        self._tab = flatbuffers.table.Table(buf, pos)
+
+    # ArrayTable
+    def A(self):
+        o = flatbuffers.number_types.UOffsetTFlags.py_type(self._tab.Offset(4))
+        if o != 0:
+            x = o + self._tab.Pos
+            from .ArrayStruct import ArrayStruct
+            obj = ArrayStruct()
+            obj.Init(self._tab.Bytes, x)
+            return obj
+        return None
+
+def ArrayTableStart(builder): builder.StartObject(1)
+def ArrayTableAddA(builder, a): builder.PrependStructSlot(0, flatbuffers.number_types.UOffsetTFlags.py_type(a), 0)
+def ArrayTableEnd(builder): return builder.EndObject()