modified: README.md

Python3 instrcutions

README.md

@@ -4,20 +4,20 @@ pygeoapi provides an API to geospatial data
 ## Installation
 
 ```bash
-virtualenv pygeoapi
+virtualenv -p python3 pygeoapi
 cd pygeoapi
 . bin/activate
 git clone https://github.com/geopython/pygeoapi.git
 cd pygeoapi
-git checkout flask-app
-pip install -r requirements.txt
-pip install -r requirements-dev.txt
+pip3 install -r requirements.txt
+pip3 install -r requirements-dev.txt
+pip3 install -e .
 cp pygeoapi-config.yml local.yml
 vi local.yml
 # update server.url
 # add ES dataset(s) to datasets section
 export PYGEOAPI_CONFIG=`pwd`/local.yml
-python pygeoapi/app.py
+python3 pygeoapi/app.py
 ```
 
 ## Example requests