"Fix egg on dependency links [SKIP CI]."

.drone.yml

@@ -9,12 +9,13 @@ pipeline:
         commands:
             - pip install tox
             - tox -e "${TOXENV}-${DATABASE}"
+        volumes:
+            - /var/lib/cache:/root/.cache
     notify:
         image: drillster/drone-email
-        from: drone@localhost
-        host: smtp
-        port: 25
+        from: drone@datalifeit.es
         skip_verify: true
+        secrets: [ email_host, email_port ]
         when:
             status: [ changed, failure ]
 
@@ -40,4 +41,10 @@ matrix:
           DATABASE: sqlite
         - IMAGE: python:3.7
           TOXENV: py37
+          DATABASE: postgresql
+        - IMAGE: python:3.8
+          TOXENV: py38
+          DATABASE: sqlite
+        - IMAGE: python:3.8
+          TOXENV: py38
           DATABASE: postgresql

setup.py

@@ -57,12 +57,11 @@ else:
 
 dependency_links = {m: 'git+https://%(url)s/'
     'trytond-%(module)s@%(branch)s'
-    '#egg=%(company)s_%(module)s-%(series)s' % {
+    '#egg=%(company)s_%(module)s' % {
         'url': URL[c],
         'module': m,
         'company': c,
-        'branch': branch,
-        'series': series}
+        'branch': branch}
     for m, c in MODULE2PREFIX.items()}
 
 requires = []

tox.ini

@@ -1,10 +1,10 @@
 [tox]
-envlist = {py36,py37}-{sqlite,postgresql},pypy3-{sqlite,postgresql}
+envlist = {py36,py37,py38}-{sqlite,postgresql},pypy3-{sqlite,postgresql}
 
 [testenv]
 commands = {envpython} setup.py test
 deps =
-    {py36,py37}-postgresql: psycopg2 >= 2.5
+    {py36,py37,py38}-postgresql: psycopg2 >= 2.5
     pypy3-postgresql: psycopg2cffi >= 2.5
     {py36}-sqlite: sqlitebck
 setenv =