Improve dependency links

issue7049

setup.py

@@ -54,6 +54,9 @@ for dep in info.get('depends', []):
 requires.append(get_require_version('trytond'))
 
 tests_require = ['mock']
+dependency_links = []
+if minor_version % 2:
+    dependency_links.append('https://trydevpi.tryton.org/')
 
 setup(name=name,
     version=version,
@@ -109,6 +112,7 @@ setup(name=name,
         ],
     license='GPL-3',
     install_requires=requires,
+    dependency_links=dependency_links,
     zip_safe=False,
     entry_points="""
     [trytond.modules]

tox.ini

@@ -15,4 +15,4 @@ setenv =
     sqlite: DB_NAME={env:SQLITE_NAME::memory:}
     postgresql: DB_NAME={env:POSTGRESQL_NAME:test}
     mysql: DB_NAME={env:MYSQL_NAME:test}
-install_command = pip install --pre --find-links https://trydevpi.tryton.org/ {opts} {packages}
+install_command = pip install --pre --process-dependency-links {opts} {packages}