Add aliases for python

roles/python_stack/tasks/python.yml

 ---
 - name: Software for dependency installation
+  become: yes
   dnf:
     name: ["gcc", "gcc-c++", "glibc-devel.x86_64", "openssl-devel", "python-devel", "lapack-devel", "numpy-f2py", "redhat-rpm-config"]
     state: present
-  become: yes
   when: ansible_distribution == 'Fedora'
 
 - name: "Install Python stack for scientific purposes (Distribution)"
+  become: yes
   package:
     name: "{{ item }}"
     state: present
-  become: yes
   with_items:
   - "{{ python2pkg }}"
   - "{{ python3pkg }}"
+
+- name: install handy aliases
+  become: yes
+  copy:
+    dest: /etc/profile.d/python_aliases.sh
+    content: |-
+      alias activate='source .venv/bin/activate'
+      alias venv='python3 -m venv .venv && source .venv/bin/activate && which python'
+  backup_file: yes
+
+