Running into a type mismatch error

[bjherger]

Running into a type mismatch error

[noexit12]

field_extraction.py // Line 13
change: doc = nlp(input_string)
to: doc = nlp(unicode(input_string, 'utf-8'))

[Dasuni-Uthpala]

i'm getting this error when i try to run the package. can anyone help me out?

INFO:root:End extract
INFO:root:Begin transform
Traceback (most recent call last):
File "main.py", line 116, in
main()
File "main.py", line 39, in main
observations, nlp = transform(observations, nlp)
File "main.py", line 84, in transform
if observations['candidate_name'] == "NOT FOUND":
File "C:\Users\Dasuni Uthpala\anaconda3\envs\env37\lib\site-packages\pandas\core\generic.py", line 1478, in nonzero
.format(self.class.name))
ValueError: The truth value of a Series is ambiguous. Use a.empty, a.bool(), a.item(), a.any() or a.all().