rewrite

cycles_blender_material_assignment_v2.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/550651-Dune-Runner"

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 color_hex_to_BSDF_input(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):
    bpy.ops.mesh.primitive_cube_add()
    new_obj = bpy.context.active_object
    new_obj.location = (float(pos*2), 0.0, 0.0)
    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

        rgb_values = color_hex_to_BSDF_input(color)
        Diffuse_BSDF = col.node_tree.nodes['Diffuse BSDF']
        Diffuse_BSDF.inputs[0].default_value = rgb_values
        make_object(idx, col)

pymat = bpy.data.materials
color_group = get_colors_from_html(remote_location)
create_objects_and_materials(color_group)

if dribbble produces alpha swatches, this script will crumble in its present state