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KeyError
Python 3.6.13: /usr/local/bin/python3.6
Sat Apr 20 03:25:05 2024

A problem occurred in a Python script. Here is the sequence of function calls leading up to the error, in the order they occurred.

 /home/users/2/orfeo/web/classic_info/TDS.py in <module>()
    141     print("Content-type: text/html\n")
    142 
=>  143     try_search_main()
    144 
    145     exit(0)
try_search_main = <function try_search_main>
 /home/users/2/orfeo/web/classic_info/TDS.py in try_search_main()
     37     cgitb.enable()
     38     form = cgi.FieldStorage()
=>   39     keywords_jp = form['k'].value
     40     keywords_jp = keywords_jp.strip().replace(' ','+')
     41     kind='CD'
keywords_jp undefined, form = FieldStorage(None, None, []), ].value = []
 /usr/local/python/3.6/lib/python3.6/cgi.py in __getitem__(self=FieldStorage(None, None, []), key='k')
    612             if item.name == key: found.append(item)
    613         if not found:
=>  614             raise KeyError(key)
    615         if len(found) == 1:
    616             return found[0]
builtin KeyError = <class 'KeyError'>, key = 'k'

KeyError: 'k'
      args = ('k',)
      with_traceback = <built-in method with_traceback of KeyError object>