jpl_search_frame isn't working

[maxwest-uw]

Bug report
running koffi.jpl_search_frame(image) returns

---------------------------------------------------------------------------
NameError                                 Traceback (most recent call last)
Cell In[19], line 1
----> 1 koffi.jpl_search_frame(image)

File ~/.conda/envs/kbmod/lib/python3.11/site-packages/koffi/koffi.py:216, in jpl_search_frame(image)
    205 def jpl_search_frame(image):
    206     """
    207     Gets all known objects within the frame of a single FITS image from
    208         JPL Horizons API.
   (...)
    214             the form [Name, SkyCoord].
    215     """
--> 216     query_string = create_jpl_query_string(image)
    217     if not query_string:
    218         raise ValueError("WARNING: Insufficient data in image_metadata.")

File ~/.conda/envs/kbmod/lib/python3.11/site-packages/koffi/koffi.py:165, in create_jpl_query_string(image)
    163 # Create a string of data for the observatory.
    164 if image.obs_code:
--> 165     obs_str = "mpc-code=%s" % self.obs_code
    166 else:
    167     obs_str = "lat=%f&lon=%f&alt=%f" % (image.obs_lat, image.obs_long, image.obs_alt)

NameError: name 'self' is not defined

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