update api prompt

tasks/knwl_dialo/prompt.py

@@ -17,6 +17,7 @@
 
 import json
 import torch
+import requests
 from nltk import word_tokenize
 from megatron import mpu
 from megatron import get_args
@@ -104,12 +105,12 @@ def generate_samples_by_calling_api():
     fname = open(args.sample_input_file, "r")
     test_sample_list = fname.readlines()
     # create output file
-    fname_out = open(sample_output_file, "w")
+    fname_out = open(args.sample_output_file, "w")
 
     # call the api to get the output generations
     for test_sample in test_sample_list:
         test_sample = test_sample.strip()
-        splits = input_str.split("\t")
+        splits = test_sample.split("\t")
         topic = splits[0]
 
         # prepare the inputs for the api