Corrected splits and draws

conv3d/model.py

@@ -75,7 +75,7 @@ class ModelParser:
         import OpenGL.GL as gl
 
         gl.glColor3f(1.0,0.0,0.0)
-        gl.glBegin(gl.GL_QUADS)
+        gl.glBegin(gl.GL_TRIANGLES)
         for face in self.faces:
             v1 = self.vertices[face.a.vertex]
             v2 = self.vertices[face.b.vertex]

conv3d/obj.py

@@ -13,7 +13,10 @@ class OBJParser(ModelParser):
         self.materials = []
 
     def parse_line(self, string):
-        split = string.split(' ')
+        if string == '':
+            return
+
+        split = string.split()
         first = split[0]
         split = split[1:]
 

conv3d/ply.py

@@ -22,7 +22,7 @@ class PLYHeaderParser:
         self.parent = parent
 
     def parse_line(self, string):
-        split = string.split(' ')
+        split = string.split()
         if string == 'ply':
             return
 
@@ -60,7 +60,7 @@ class PLYContentParser:
 
     def parse_line(self, string):
 
-        split = string.split(' ')
+        split = string.split()
 
         if self.current_element.name == 'vertex':
             self.parent.add_vertex(Vertex().from_array(split))