swc-installation-test-2.py: `PythonDependency`s should depend on Python

diff --git a/swc-installation-test-2.py b/swc-installation-test-2.py
index d07fcc5224ede5f31517d4ece0a4006c03e5ad45..34daeeca8e7fe7af026a56d2c45f33ad16e2e192 100755 (executable)
--- a/swc-installation-test-2.py
+++ b/swc-installation-test-2.py
@@ -287,6 +287,10 @@ class PythonPackageDependency (Dependency):
     def __init__(self, package, **kwargs):
         if 'name' not in kwargs:
             kwargs['name'] = package
+        if 'and_dependencies' not in kwargs:
+            kwargs['and_dependencies'] = []
+        if 'python' not in kwargs['and_dependencies']:
+            kwargs['and_dependencies'].append('python')
         super(PythonPackageDependency, self).__init__(**kwargs)
         self.package = package