Add pre-commit and its dependencies

* Add pre-commit
* Add dependencies
* Begin to avoid the ansible YAML short hand notation

group_vars/python.yml

@@ -14,6 +14,7 @@ python3pkg:
 python3pip:
   - brewer2mpl
   - PyScaffold
+  - pre-commit
   - flake8
 
 python2pkg:

roles/common/handlers/main.yml

@@ -23,10 +23,6 @@
   become: yes
   service: name=ntpdate state=started
 
-- name: lock root user
-  become: yes
-  shell: passwd -l root
-
 - name: update-ca-trust
   become: yes
   command: update-ca-trust extract

roles/python_stack/tasks/python.yml

 ---
 - name: Software for dependency installation
-  dnf: name={{item}} state=installed
+  dnf: "{{item}}"
+  state: installed
   become: yes
   with_items:
-          - gcc
-          - gcc-c++
-          - glibc-devel.x86_64
-          # - atlas-devel
-          - python-devel
-          - lapack-devel
-          - numpy-f2py
-          # iminuit
-          - redhat-rpm-config
+  - gcc
+  - gcc-c++
+  - glibc-devel.x86_64
+  - openssl-devel
+  # - atlas-devel
+  - python-devel
+  - lapack-devel
+  - numpy-f2py
+  # iminuit
+  - redhat-rpm-config
   when: ansible_distribution == 'Fedora'
 
 - name: "Install Python stack for scientific purposes (Distribution)"
-  package: name={{ item }} state=installed
+  package: "{{ item }}"
+  state: installed
   become: yes
   with_items:
   - "{{ python2pkg }}"
@@ -27,24 +30,34 @@
   register: command_result
   changed_when: not command_result.stdout.find("Adding setuptools") # not working
 
-- name: upgrade pip2 #install --upgrade pip
-  pip: state=latest name=pip
+- name: upgrade pip2  # install --upgrade pip
+  pip:
+    name: pip
+    state: latest
   become: yes
   tags:
     - skip_ansible_lint
 
 - name: install pip packages Python 2
-  pip: name={{ item }} state=installed
+  pip:
+    name: "{{ item }}"
+    state: installed
   become: yes
   with_items: "{{python2pip}}"
 
 - name: upgrade pip3
-  pip: executable=pip3 state=latest name=pip
+  pip:
+    executable: pip3
+    state: latest
+    name: pip
   become: yes
   tags:
     - skip_ansible_lint
 
 - name: install pip packages Python 2
-  pip: executable=pip3 name={{ item }} state=installed
+  pip:
+    executable: pip3
+    name: "{{ item }}"
+    state: installed
   become: yes
   with_items: "{{python3pip}}"