v0.3.2 + bug fix caught in unittests

airflow/__init__.py

@@ -1,3 +1,3 @@
 from models import DAG
 
-__version__ = "0.3.1"
+__version__ = "0.3.2"

airflow/models.py

@@ -643,7 +643,7 @@ class TaskInstance(Base):
         ti_key_str = ti_key_str.format(**locals())
 
         params = {}
-        if hasattr(task, 'dag'):
+        if hasattr(task, 'dag') and task.dag.params:
             params.update(task.dag.params)
         if task.params:
             params.update(task.params)
@@ -665,7 +665,6 @@ class TaskInstance(Base):
             'task_instance_key_str': ti_key_str
         }
 
-
     def render_templates(self):
         task = self.task
         jinja_context = self.get_template_context()

setup.py

@@ -1,7 +1,7 @@
 from setuptools import setup, find_packages
 
 # Kept manually in sync with airflow.__version__
-version = '0.3.1'
+version = '0.3.2'
 
 setup(
     name='airflow',