def process(owner, content):
im_data = io.BytesIO(content)
im_copy = io.BytesIO(content)
im = Image.open(im_data)
cf = imaging.ColorFinder(im)
top = imaging.ColorUtil.generate_color_panes(tuple(cf.strategy_enhanced_complements()))
output = StringIO.StringIO()
top.save(output, format="JPEG")
palette = io.BytesIO(output.getvalue())
palette_copy = io.BytesIO(output.getvalue())
output.close()
upload = Picture(parent=Picture.picture_key(owner))
upload.owner = owner
file_name = files.blobstore.create(mime_type='image/jpeg')
with files.open(file_name, 'a') as f:
f.write(im_copy.read())
files.finalize(file_name)
picture_blob_key = files.blobstore.get_blob_key(file_name)
upload.picture = str(picture_blob_key)
palette_name = files.blobstore.create(mime_type='image/jpeg')
with files.open(palette_name, 'a') as f:
f.write(palette_copy.read())
files.finalize(palette_name)
palette_blob_key = files.blobstore.get_blob_key(palette_name)
upload.palette = str(palette_blob_key)
upload.put()
return palette
def _render_template(self):
# """Render the main page template."""
pictures_query = Picture.query(ancestor=Picture.picture_key(str(self.userid))).order(-Picture.date)
pictures = pictures_query.fetch(3)
template_values = {'userId': self.userid, 'pictures': pictures}
template = jinja_environment.get_template('templates/index.html')
self.response.out.write(template.render(template_values))
