from_pydata exhaustive

from_pydata-blender263.py

import bpy
import re
from urllib.request import urlopen
 
#usage
# - set to cycles first
# - unselect any objects.
# - run.
 
remote_location = "http://dribbble.com/shots/568003-Code-View-P001"
 
def get_mesh_data():
    verts = [   (0.0, 0.0, 0.2), (0.0, 0.0, 0.8), (0.0, 0.0, 1.0),
                (0.2, 0.0, 1.0), (1.0, 0.0, 1.0), (1.8, 0.0, 1.0), 
                (2.0, 0.0, 1.0), (2.0, 0.0, 0.8), (2.0, 0.0, 0.2)]
 
    edges = [(i, i+1) for i in range(0,8)]
              
    mesh_data = bpy.data.meshes.new("cylinder_profile")
    mesh_data.from_pydata(verts, edges, [])
    mesh_data.update()
    return mesh_data
 
 
def regex_this(html):
    pattern = '<a href="\/colors\/(.*)"'
    matches = re.findall(pattern, html)
    return [i[:6] for i in matches]
 
 
def get_html(remote_location):
    html_raw = urlopen(remote_location)
    html = html_raw.readall().decode()
    return ''.join(html)
 
 
def BSDF_color_from_hex(group):
    rgb = [group[i:i+2] for i in range(0, 6, 2)]
    r, g, b = [(int(col, 16)/255) for col in rgb] 
    return r, g, b, 1.0
 
 
def get_colors_from_html(remote_location):
    html = get_html(remote_location)
    return regex_this(html)
 
 
def make_object(pos, col):
    mesh_data = get_mesh_data()
    cylinder_name = "Cylinder_" + str(pos)
    cylinder_object = bpy.data.objects.new(cylinder_name, mesh_data)
    scene.objects.link(cylinder_object)  
    cylinder_object.select = True
    scene.objects.active = bpy.data.objects[cylinder_name]  
 

def append_modifiers(new_obj):
    screw = new_obj.modifiers.new(type='SCREW', name="screw")
    screw.axis = 'X'
    subsurf = new_obj.modifiers.new(type='SUBSURF', name="subsurf")
 
    
def append_material(col, new_obj):
    new_obj.data.materials.append(col)
 
 
def create_objects_and_materials(color_group, col_name='swatch'):
    for idx, color in enumerate(color_group):
        col = pymat.new(col_name + str(idx))
        col.use_nodes = True
        Diffuse_BSDF = col.node_tree.nodes['Diffuse BSDF']
        Diffuse_BSDF.inputs[0].default_value = BSDF_color_from_hex(color)
        
        make_object(idx, col)
        new_obj = bpy.context.active_object
        new_obj.location = (float(idx*2), 0.0, 0.0)
                  
        append_modifiers(new_obj)
        append_material(col, new_obj)
        bpy.ops.object.shade_smooth()
 
scene = bpy.context.scene
pymat = bpy.data.materials
color_group = get_colors_from_html(remote_location)
create_objects_and_materials(color_group)