Tried to resolve conflicts

Author: Rijul1999

.travis.yml

@@ -10,19 +10,12 @@ python:
   - "2.6"
   - "2.7"
   - "3.2"
-  - "3.3"
-  - "3.4"
-  - "3.5"
-  - "3.5-dev" # 3.5 development branch
-  - "3.6"
-  - "3.6-dev" # 3.6 development branch
-  - "3.7-dev" # 3.7 development branch
-  - "nightly"
-
+  
 # command to install dependencies
 
 install:
   - pip install -r requirements.txt
+  - pip3 install -r requirements.txt
 # command to run tests