Fix release process

.travis.yml

@@ -34,6 +34,11 @@ script: tox
 
 after_success: codecov
 
+stages:
+  - test
+  - name: deploy
+    if: tag is present
+
 jobs:
   include:
     - python: "3.5"
@@ -51,29 +56,27 @@ jobs:
       node_js: lts/*
       cache: npm
     - stage: deploy
-      if: tag IS present
-      python: 3.7
+      python: "3.7"
       install: skip
       script: skip
       after_success: skip
-
-before_deploy:
-  - git stash --all
-  - ./set_version.py
-_deploy_provider: &_deploy_provider
-  skip_cleanup: true
-  on:
-    tags: true
-    repo: applegrew/django-select2
-deploy:
-  - <<: *_deploy_provider
-    provider: pypi
-    distributions: sdist bdist_wheel
-    user: codingjoe
-    password:
-      secure: fEP9K7y0ZF9fRvQEUN4kgPXQEZvi3Cx3ikUebG2UM/2uhcaUQm0+KpgZ2S+lvOTYcBnNgzPzFsVIZMcVcTxwIKuQDEMq9y2eop2hnisb9KXsIm9qPYSzOnRm74VuiOt4hNOZMe0qVBK2cO3vC9NDXuzdI8A0JynJhthfl4t+kFM=
-  - <<: *_deploy_provider
-    provider: npm
-    email: info@johanneshoppe.com
-    api_key:
-      secure: PV38cQx9qhEFkpSdytbM72UzIMCfhpjmRJ8dzT+bCAaOIs5rEcyKN+h1r5ranunCxWyuFsMW4A2iW/SCxnKCR/oPAguuwUbT5ogBXlsskqPFWUxuoTHYMrd+zB+SC6+bMgq+o5ul+kJCYtEkWP6cMlIEzKyTLab7m5PsnDXNVnI=
+      deploy:
+          provider: pypi
+          distributions: sdist bdist_wheel
+          user: codingjoe
+          password:
+            secure: fEP9K7y0ZF9fRvQEUN4kgPXQEZvi3Cx3ikUebG2UM/2uhcaUQm0+KpgZ2S+lvOTYcBnNgzPzFsVIZMcVcTxwIKuQDEMq9y2eop2hnisb9KXsIm9qPYSzOnRm74VuiOt4hNOZMe0qVBK2cO3vC9NDXuzdI8A0JynJhthfl4t+kFM=
+    - stage: deploy
+      language: node_js
+      node_js: lts/*
+      python: "3.7"
+      install: skip
+      script: skip
+      after_success: skip
+      skip_cleanup: true
+      before_deploy:
+        - ./set_version.py
+      provider: npm
+      email: info@johanneshoppe.com
+      api_key:
+        secure: PV38cQx9qhEFkpSdytbM72UzIMCfhpjmRJ8dzT+bCAaOIs5rEcyKN+h1r5ranunCxWyuFsMW4A2iW/SCxnKCR/oPAguuwUbT5ogBXlsskqPFWUxuoTHYMrd+zB+SC6+bMgq+o5ul+kJCYtEkWP6cMlIEzKyTLab7m5PsnDXNVnI=