Remove pypi repo and pip extra flags (#6729)

inventory/sample/group_vars/all/all.yml

@@ -87,7 +87,3 @@ loadbalancer_apiserver_healthcheck_port: 8081
 ## Deploy container engine
 # Set false if you want to deploy container engine manually.
 # deploy_container_engine: true
-
-## Set Pypi repo and cert accordingly
-# pyrepo_index: https://pypi.example.com/simple
-# pyrepo_cert: /etc/ssl/certs/ca-certificates.crt

roles/kubespray-defaults/defaults/main.yaml

@@ -515,16 +515,6 @@ etcd_snapshot_count: "10000"
 certificates_key_size: 2048
 certificates_duration: 36500
 
-pip_extra_args: |-
-  {%- set pip_extra_args_list = [] -%}
-  {%- if pyrepo_index is defined -%}
-  {%- set DO = pip_extra_args_list.append('--index-url %s' | format(pyrepo_index)) -%}
-  {%- if pyrepo_cert is defined -%}
-  {%- set DO = pip_extra_args_list.append('--cert %s' | format(pyrepo_cert)) -%}
-  {%- endif -%}
-  {%- endif -%}
-  {{ pip_extra_args_list|join(' ') }}
-
 etcd_config_dir: /etc/ssl/etcd
 etcd_events_data_dir: "/var/lib/etcd-events"
 etcd_cert_dir: "{{ etcd_config_dir }}/ssl"