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import json | |
from watson_developer_cloud import NaturalLanguageUnderstandingV1 | |
from watson_developer_cloud.natural_language_understanding_v1 \ | |
import Features, EntitiesOptions, KeywordsOptions | |
import time | |
from datetime import timedelta | |
import sys | |
import os | |
import argparse | |
#We need to get our API credentials in the code for authentication that we have stored as Environment Variables locally | |
NLP_USER_WATSON = os.environ.get("NLP_USER_WATSON") | |
NLP_PASS_WATSON = os.environ.get("NLP_PASS_WATSON") | |
NLP_VER_WATSON = os.environ.get("NLP_VER_WATSON") | |
#Following line is used to save all the console output into a text file | |
sys.stdout = open('nlp_api_output.txt', 'a') | |
start_time = time.monotonic() | |
def input_file(text_file_path): | |
global text | |
if os.path.isfile(text_file_path): | |
with open(text_file_path, 'r') as text_file: | |
text = text_file.read() | |
else: | |
print("File doesn't exist in the directory!") | |
def analyze_text(): | |
#Initialize NaturalLanguageUnderstanding function using the API credentials | |
natural_language_understanding = NaturalLanguageUnderstandingV1( | |
username = NLP_USER_WATSON, | |
password = NLP_PASS_WATSON, | |
version = NLP_VER_WATSON) | |
response = natural_language_understanding.analyze( | |
text = text, | |
features = Features( | |
entities = EntitiesOptions( | |
emotion = True, | |
sentiment = True), | |
keywords = KeywordsOptions( | |
emotion = True, | |
sentiment = True))) | |
print(json.dumps(response, indent = 2)) #json output after textual analysis | |
if __name__ == '__main__': | |
parser = argparse.ArgumentParser( | |
description = __doc__, | |
formatter_class = argparse.RawDescriptionHelpFormatter) | |
parser.add_argument( | |
'text_file_path', | |
help = 'The complete file path of the text file you want to analyze.') | |
args = parser.parse_args() | |
input_file(args.text_file_path) | |
analyze_text() | |
end_time = time.monotonic() | |
print("Execution_Time:", timedelta(seconds = end_time - start_time)) | |
print('\n') |
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