Fix Travis Build

Author: ggeop

README.md

@@ -1,7 +1,7 @@
 [![CodeFactor](https://www.codefactor.io/repository/github/ggeop/python-ai-assistant/badge)](https://www.codefactor.io/repository/github/ggeop/Python-ai-assistant)
 [![Maintainability](https://api.codeclimate.com/v1/badges/8c90305e22186cc2c9d5/maintainability)](https://codeclimate.com/github/ggeop/Python-ai-assistant/maintainability)
 [![License: MIT](https://img.shields.io/badge/License-MIT-yellow.svg)](https://opensource.org/licenses/MIT)
-[![Build Status](https://travis-ci.org/ggeop/Python-ai-assistant.svg?branch=master)](https://travis-ci.org/ggeop/Python-ai-assistant)
+[![Build Status](https://app.travis-ci.com/ggeop/Python-ai-assistant.svg?branch=master)](https://travis-ci.org/ggeop/Python-ai-assistant)
 
 
 ![alt text](https://github.com/ggeop/Python-ai-assistant/blob/master/imgs/jarvis_logo.png)

requirements.txt

@@ -38,7 +38,6 @@ requests==2.21.0
 scikit-learn==0.21.2
 scipy==1.5.4
 six==1.12.0
-sklearn==0.0
 soupsieve==1.9.1
 SpeechRecognition==3.8.1
 speedtest-cli==2.1.1

setup.sh

@@ -13,10 +13,11 @@ reset=`tput sgr0`
 # -----------------------------------
 # Python version compatibility check
 # -----------------------------------
-version=$(python -V 2>&1 | grep -Po '(?<=Python )(.+)')
+version=$(python3 -V 2>&1 | grep -Po '(?<=Python )(.+)')
 if [[ -z "$version" ]]
 then
     echo "${red} No Python 3.x.x in your system${reset}"
+    exit 1
 else
     echo "${green} System Python version is: Python ${version} ${reset}"
 fi