def tile(self, username, style_id, z, x, y, tile_size=512, retina=False):
"/styles/v1/{username}/{style_id}/tiles/{tileSize}/{z}/{x}/{y}{@2x}"
if tile_size not in (256, 512):
raise errors.ImageSizeError('tile_size must be 256 or 512 pixels')
pth = '/{username}/{style_id}/tiles/{tile_size}/{z}/{x}/{y}'
if retina:
pth += '@2x'
values = dict(username=username,
style_id=style_id,
tile_size=tile_size,
z=z,
x=x,
y=y)
uri = URITemplate(self.baseuri + pth).expand(**values)
res = self.session.get(uri)
self.handle_http_error(res)
return res
def _validate_image_size(self, val):
if not (1 < val < 1280):
raise errors.ImageSizeError(
"Image height and width must be between 1 and 1280")
return val
