default wipe action

playbooks/roles/edxapp/tasks/deploy.yml

@@ -96,7 +96,7 @@
   # Need to use shell rather than pip so that we can maintain the context of our current working directory; some
   # requirements are pathed relative to the edx-platform repo. Using the pip from inside the virtual environment implicitly
   # installs everything into that virtual environment.
-  shell: cd {{ edx_platform_code_dir }} && {{ venv_dir }}/bin/pip install --use-mirrors -r {{ base_requirements_file }}
+  shell: cd {{ edx_platform_code_dir }} && {{ venv_dir }}/bin/pip install --exists-action w --use-mirrors -r {{ base_requirements_file }}
   tags:
   - lms
   - cms
@@ -117,7 +117,7 @@
   # Need to use shell rather than pip so that we can maintain the context of our current working directory; some
   # requirements are pathed relative to the edx-platform repo. Using the pip from inside the virtual environment implicitly
   # installs everything into that virtual environment.
-  shell: cd {{ edx_platform_code_dir }} && {{ venv_dir }}/bin/pip install --use-mirrors -r {{ item }}
+  shell: cd {{ edx_platform_code_dir }} && {{ venv_dir }}/bin/pip install --exists-action w --use-mirrors -r {{ item }}
   with_items:
   - "{{ repo_requirements_file }}"
   - "{{ github_requirements_file }}"
@@ -134,7 +134,7 @@
   # Need to use shell rather than pip so that we can maintain the context of our current working directory; some
   # requirements are pathed relative to the edx-platform repo. Using the pip from inside the virtual environment implicitly
   # installs everything into that virtual environment.
-  shell: cd {{ edx_platform_code_dir }} && {{ venv_dir }}/bin/pip install --use-mirrors -r {{ item }}
+  shell: cd {{ edx_platform_code_dir }} && {{ venv_dir }}/bin/pip install --exists-action w --use-mirrors -r {{ item }}
   with_items:
   - "{{ sandbox_base_requirements }}"
   - "{{ sandbox_local_requirements }}"