Update example syntax to python3

Author: arnaudlimbourg

examples/image_resize.py

@@ -1,12 +1,10 @@
-from __future__ import print_function
-
 from transloadit.client import Transloadit
 
-tl = Transloadit('TRANSLOADIT_KEY', 'TRANSLOADIT_SECRET')
+tl = Transloadit("TRANSLOADIT_KEY", "TRANSLOADIT_SECRET")
 ass = tl.new_assembly()
-ass.add_file(open('fixtures/lol_cat.jpg', 'rb'))
-ass.add_step('resize', '/image/resize', {'width': 70, 'height': 70})
+ass.add_file(open("fixtures/lol_cat.jpg", "rb"))
+ass.add_step("resize", "/image/resize", {"width": 70, "height": 70})
 response = ass.create(wait=True)
 
-result_url = response.data.get('results').get('resize')[0].get('ssl_url')
-print('Your result:', result_url)
+result_url = response.data.get("results").get("resize")[0].get("ssl_url")
+print("Your result:", result_url)