Update requirements.txt

Author: kaushikjadhav01

requirements.txt

@@ -1,16 +1,16 @@
-tensorflow
-nltk
-keras
-numpy
-streamlit
-seaborn
-tweepy
-textblob
-flask
-pandas
+tensorflow==2.4.1
+nltk==3.5
+keras==2.4.3
+numpy==1.19.5
+streamlit==0.52.1
+seaborn==0.11.1
+tweepy==3.10.0
+textblob==0.15.3
+flask==1.1.2
+pandas==1.2.2
 matplotlib==3.2
-scikit_learn
-statsmodels
-yfinance
-alpha_vantage
+scikit_learn==0.24.1
+statsmodels==0.12.2
+yfinance==0.1.54
+alpha_vantage==2.3.1
 https://pypi.anaconda.org/berber/simple/tweet-preprocessor/0.5.0/tweet-preprocessor-0.5.0.tar.gz