add repr

pykube/query.py

@@ -17,10 +17,14 @@ class Table:
     Tabular resource representation
     See https://kubernetes.io/docs/reference/using-api/api-concepts/#receiving-resources-as-tables
     """
-    def __init__(self, obj: dict):
+    def __init__(self, api_obj_class, obj: dict):
         assert obj['kind'] == 'Table'
+        self.api_obj_class = api_obj_class
         self.obj = obj
 
+    def __repr__(self):
+        return "<Table of {kind} at {address}>".format(kind=self.api_obj_class.kind, address=hex(id(self)))
+
     @property
     def columns(self):
         return self.obj['columnDefinitions']
@@ -39,6 +43,9 @@ def __init__(self, api, api_obj_class, namespace=None):
         self.selector = everything
         self.field_selector = everything
 
+    def __repr__(self):
+        return "<Query of {kind} at {address}>".format(kind=self.api_obj_class.kind, address=hex(id(self)))
+
     def all(self):
         return self._clone()
 
@@ -148,7 +155,7 @@ def as_table(self) -> Table:
         See https://kubernetes.io/docs/reference/using-api/api-concepts/#receiving-resources-as-tables
         """
         response = self.execute(headers={'Accept': 'application/json;as=Table;v=v1beta1;g=meta.k8s.io'})
-        return Table(response.json())
+        return Table(self.api_obj_class, response.json())
 
     def iterator(self):
         """

tests/test_query.py

@@ -17,6 +17,11 @@ def test_get(api):
         Query(api, Pod).get(namespace='myns')
 
 
+def test_repr(api):
+    query = Query(api, Pod)
+    assert repr(query).startswith('<Query of Pod at ')
+
+
 def test_get_one_object(api):
     response = MagicMock()
     response.json.return_value = {'items': [{'metadata': {'name': 'pod1'}}]}
@@ -70,8 +75,12 @@ def test_filter_selector_string(api):
 
 def test_as_table(api):
     response = MagicMock()
-    response.json.return_value = {'kind': 'Table'}
+    response.json.return_value = {'kind': 'Table', 'columnDefinitions': [], 'rows': []}
     api.get.return_value = response
 
-    Query(api, Pod).filter(selector={'app': 'foo'}).as_table()
+    table = Query(api, Pod).filter(selector={'app': 'foo'}).as_table()
+    assert table.columns == []
+    assert table.rows == []
+    assert repr(table).startswith('<Table of Pod at')
+
     api.get.assert_called_once_with(url='pods?labelSelector=app%3Dfoo', version='v1', headers={'Accept': 'application/json;as=Table;v=v1beta1;g=meta.k8s.io'})