Added the sample code from wxPython In Action to the samples dir

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@42925 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

wxPython/samples/wxPIA_book/Chapter-14/grid_basic.py

@@ -0,0 +1,18 @@
+import wx
+import wx.grid
+
+class TestFrame(wx.Frame):
+    def __init__(self):
+        wx.Frame.__init__(self, None, title="Simple Grid",
+                          size=(640,480))
+        grid = wx.grid.Grid(self)
+        grid.CreateGrid(50,50)
+        for row in range(20):
+            for col in range(6):
+                grid.SetCellValue(row, col,
+                                  "cell (%d,%d)" % (row, col))
+
+app = wx.PySimpleApp()
+frame = TestFrame()
+frame.Show()
+app.MainLoop()