dspy.Image's object's __repr__ cannot handle URL begins with http(s)

[DigitalPig]

A minimal example:

Python 3.12.8 (main, Dec  3 2024, 18:42:41) [GCC 11.4.0] on linux
Type "help", "copyright", "credits" or "license" for more information.
>>> import dspy
>>> test_image = dspy.Image.from_url("https://example.com/example.png")
>>> test_image
Traceback (most recent call last):
  File "<stdin>", line 1, in <module>
  File "/home/digitalpig/Codes/dspy/dspy/adapters/image_utils.py", line 52, in __repr__
    len_base64 = len(self.url.split("base64,")[1])
                     ~~~~~~~~~~~~~~~~~~~~~~~~~^^^
IndexError: list index out of range
>>>