osxSystemDict.py

osxSystemDict.py

import sys
import DictionaryServices

def main():
    try:
        word = " ".join(sys.argv[1:])
    except IndexError:
        errmsg = 'No term entered to look up in the dictionary'
        sys.exit()
    wordrange = (0, len(word))
    dictresult = DictionaryServices.DCSCopyTextDefinition(None, word, wordrange)
    if not dictresult:
        errmsg = " '%s' not found in dictionary" % (word)
        print errmsg
    else:
        print dictresult

if __name__ == '__main__':
    main()