diff --git a/src/rougail/output_ansible/config.py b/src/rougail/output_ansible/config.py
index 30518db..54972a7 100644
--- a/src/rougail/output_ansible/config.py
+++ b/src/rougail/output_ansible/config.py
@@ -40,6 +40,7 @@ json:
   disabled:
     jinja: |-
       {{{{ step.output is propertyerror or (step.output != 'json' and step.output != 'ansible') }}}}
+    return_type: boolean
     description: {_('if ansible or json are not set in "step.output"')}
 
 """,
diff --git a/tests/results/test_namespace/00_9default_calculation.json b/tests/results/test_namespace/00_9default_calculation.json
index 1afb0ee..857a469 100644
--- a/tests/results/test_namespace/00_9default_calculation.json
+++ b/tests/results/test_namespace/00_9default_calculation.json
@@ -4,31 +4,31 @@
       "GROUP1_01": {
         "ansible_host": "group1.net",
         "rougail": {
-          "variable": "string_1_True_None"
+          "variable": "string_1_True_"
         }
       },
       "GROUP2_01": {
         "ansible_host": "group2.net",
         "rougail": {
-          "variable": "string_1_True_None"
+          "variable": "string_1_True_"
         }
       },
       "GROUP2_02": {
         "ansible_host": "group3.net",
         "rougail": {
-          "variable": "string_1_True_None"
+          "variable": "string_1_True_"
         }
       },
       "group4.net": {
         "ansible_host": "group4.net",
         "rougail": {
-          "variable": "string_1_True_None"
+          "variable": "string_1_True_"
         }
       },
       "group5.net": {
         "ansible_host": "group5.net",
         "rougail": {
-          "variable": "string_1_True_None"
+          "variable": "string_1_True_"
         }
       }
     }
diff --git a/tests/results/test_namespace/20_7help_family.json b/tests/results/test_namespace/20_7help_family.json
new file mode 100644
index 0000000..2b4e75b
--- /dev/null
+++ b/tests/results/test_namespace/20_7help_family.json
@@ -0,0 +1,84 @@
+{
+  "_meta": {
+    "hostvars": {
+      "GROUP1_01": {
+        "ansible_host": "group1.net",
+        "rougail": {
+          "family1": {
+            "var": "string1"
+          },
+          "family2": {
+            "var": "string1"
+          }
+        }
+      },
+      "GROUP2_01": {
+        "ansible_host": "group2.net",
+        "rougail": {
+          "family1": {
+            "var": "string1"
+          },
+          "family2": {
+            "var": "string1"
+          }
+        }
+      },
+      "GROUP2_02": {
+        "ansible_host": "group3.net",
+        "rougail": {
+          "family1": {
+            "var": "string1"
+          },
+          "family2": {
+            "var": "string1"
+          }
+        }
+      },
+      "group4.net": {
+        "ansible_host": "group4.net",
+        "rougail": {
+          "family1": {
+            "var": "string1"
+          },
+          "family2": {
+            "var": "string1"
+          }
+        }
+      },
+      "group5.net": {
+        "ansible_host": "group5.net",
+        "rougail": {
+          "family1": {
+            "var": "string1"
+          },
+          "family2": {
+            "var": "string1"
+          }
+        }
+      }
+    }
+  },
+  "group1": {
+    "hosts": [
+      "GROUP1_01"
+    ]
+  },
+  "group2": {
+    "hosts": [
+      "GROUP2_01",
+      "GROUP2_02"
+    ]
+  },
+  "group3": {
+    "hosts": [
+      "group4.net",
+      "group5.net"
+    ]
+  },
+  "groups": {
+    "children": [
+      "group1",
+      "group2"
+    ]
+  }
+}
\ No newline at end of file
diff --git a/tests/results/test_namespace/60_5family_dynamic_calc_description.json b/tests/results/test_namespace/60_5family_dynamic_calc_description.json
new file mode 100644
index 0000000..7bb9b6e
--- /dev/null
+++ b/tests/results/test_namespace/60_5family_dynamic_calc_description.json
@@ -0,0 +1,109 @@
+{
+  "_meta": {
+    "hostvars": {
+      "GROUP1_01": {
+        "ansible_host": "group1.net",
+        "rougail": {
+          "dynval1": {
+            "var": "string1"
+          },
+          "dynval2": {
+            "var": "string1"
+          },
+          "var1": "string1",
+          "var2": [
+            "string1",
+            "string1"
+          ]
+        }
+      },
+      "GROUP2_01": {
+        "ansible_host": "group2.net",
+        "rougail": {
+          "dynval1": {
+            "var": "string1"
+          },
+          "dynval2": {
+            "var": "string1"
+          },
+          "var1": "string1",
+          "var2": [
+            "string1",
+            "string1"
+          ]
+        }
+      },
+      "GROUP2_02": {
+        "ansible_host": "group3.net",
+        "rougail": {
+          "dynval1": {
+            "var": "string1"
+          },
+          "dynval2": {
+            "var": "string1"
+          },
+          "var1": "string1",
+          "var2": [
+            "string1",
+            "string1"
+          ]
+        }
+      },
+      "group4.net": {
+        "ansible_host": "group4.net",
+        "rougail": {
+          "dynval1": {
+            "var": "string1"
+          },
+          "dynval2": {
+            "var": "string1"
+          },
+          "var1": "string1",
+          "var2": [
+            "string1",
+            "string1"
+          ]
+        }
+      },
+      "group5.net": {
+        "ansible_host": "group5.net",
+        "rougail": {
+          "dynval1": {
+            "var": "string1"
+          },
+          "dynval2": {
+            "var": "string1"
+          },
+          "var1": "string1",
+          "var2": [
+            "string1",
+            "string1"
+          ]
+        }
+      }
+    }
+  },
+  "group1": {
+    "hosts": [
+      "GROUP1_01"
+    ]
+  },
+  "group2": {
+    "hosts": [
+      "GROUP2_01",
+      "GROUP2_02"
+    ]
+  },
+  "group3": {
+    "hosts": [
+      "group4.net",
+      "group5.net"
+    ]
+  },
+  "groups": {
+    "children": [
+      "group1",
+      "group2"
+    ]
+  }
+}
\ No newline at end of file
diff --git a/tests/results/test_namespace_mandatory/20_7help_family.json b/tests/results/test_namespace_mandatory/20_7help_family.json
new file mode 100644
index 0000000..2b4e75b
--- /dev/null
+++ b/tests/results/test_namespace_mandatory/20_7help_family.json
@@ -0,0 +1,84 @@
+{
+  "_meta": {
+    "hostvars": {
+      "GROUP1_01": {
+        "ansible_host": "group1.net",
+        "rougail": {
+          "family1": {
+            "var": "string1"
+          },
+          "family2": {
+            "var": "string1"
+          }
+        }
+      },
+      "GROUP2_01": {
+        "ansible_host": "group2.net",
+        "rougail": {
+          "family1": {
+            "var": "string1"
+          },
+          "family2": {
+            "var": "string1"
+          }
+        }
+      },
+      "GROUP2_02": {
+        "ansible_host": "group3.net",
+        "rougail": {
+          "family1": {
+            "var": "string1"
+          },
+          "family2": {
+            "var": "string1"
+          }
+        }
+      },
+      "group4.net": {
+        "ansible_host": "group4.net",
+        "rougail": {
+          "family1": {
+            "var": "string1"
+          },
+          "family2": {
+            "var": "string1"
+          }
+        }
+      },
+      "group5.net": {
+        "ansible_host": "group5.net",
+        "rougail": {
+          "family1": {
+            "var": "string1"
+          },
+          "family2": {
+            "var": "string1"
+          }
+        }
+      }
+    }
+  },
+  "group1": {
+    "hosts": [
+      "GROUP1_01"
+    ]
+  },
+  "group2": {
+    "hosts": [
+      "GROUP2_01",
+      "GROUP2_02"
+    ]
+  },
+  "group3": {
+    "hosts": [
+      "group4.net",
+      "group5.net"
+    ]
+  },
+  "groups": {
+    "children": [
+      "group1",
+      "group2"
+    ]
+  }
+}
\ No newline at end of file
diff --git a/tests/results/test_namespace_read_write/00_9default_calculation.json b/tests/results/test_namespace_read_write/00_9default_calculation.json
index 1afb0ee..857a469 100644
--- a/tests/results/test_namespace_read_write/00_9default_calculation.json
+++ b/tests/results/test_namespace_read_write/00_9default_calculation.json
@@ -4,31 +4,31 @@
       "GROUP1_01": {
         "ansible_host": "group1.net",
         "rougail": {
-          "variable": "string_1_True_None"
+          "variable": "string_1_True_"
         }
       },
       "GROUP2_01": {
         "ansible_host": "group2.net",
         "rougail": {
-          "variable": "string_1_True_None"
+          "variable": "string_1_True_"
         }
       },
       "GROUP2_02": {
         "ansible_host": "group3.net",
         "rougail": {
-          "variable": "string_1_True_None"
+          "variable": "string_1_True_"
         }
       },
       "group4.net": {
         "ansible_host": "group4.net",
         "rougail": {
-          "variable": "string_1_True_None"
+          "variable": "string_1_True_"
         }
       },
       "group5.net": {
         "ansible_host": "group5.net",
         "rougail": {
-          "variable": "string_1_True_None"
+          "variable": "string_1_True_"
         }
       }
     }
diff --git a/tests/results/test_namespace_read_write/20_7help_family.json b/tests/results/test_namespace_read_write/20_7help_family.json
new file mode 100644
index 0000000..296e672
--- /dev/null
+++ b/tests/results/test_namespace_read_write/20_7help_family.json
@@ -0,0 +1,84 @@
+{
+  "_meta": {
+    "hostvars": {
+      "GROUP1_01": {
+        "ansible_host": "group1.net",
+        "rougail": {
+          "family1": {
+            "var": null
+          },
+          "family2": {
+            "var": null
+          }
+        }
+      },
+      "GROUP2_01": {
+        "ansible_host": "group2.net",
+        "rougail": {
+          "family1": {
+            "var": null
+          },
+          "family2": {
+            "var": null
+          }
+        }
+      },
+      "GROUP2_02": {
+        "ansible_host": "group3.net",
+        "rougail": {
+          "family1": {
+            "var": null
+          },
+          "family2": {
+            "var": null
+          }
+        }
+      },
+      "group4.net": {
+        "ansible_host": "group4.net",
+        "rougail": {
+          "family1": {
+            "var": null
+          },
+          "family2": {
+            "var": null
+          }
+        }
+      },
+      "group5.net": {
+        "ansible_host": "group5.net",
+        "rougail": {
+          "family1": {
+            "var": null
+          },
+          "family2": {
+            "var": null
+          }
+        }
+      }
+    }
+  },
+  "group1": {
+    "hosts": [
+      "GROUP1_01"
+    ]
+  },
+  "group2": {
+    "hosts": [
+      "GROUP2_01",
+      "GROUP2_02"
+    ]
+  },
+  "group3": {
+    "hosts": [
+      "group4.net",
+      "group5.net"
+    ]
+  },
+  "groups": {
+    "children": [
+      "group1",
+      "group2"
+    ]
+  }
+}
\ No newline at end of file
diff --git a/tests/results/test_namespace_read_write_mandatory/20_7help_family.json b/tests/results/test_namespace_read_write_mandatory/20_7help_family.json
new file mode 100644
index 0000000..2b4e75b
--- /dev/null
+++ b/tests/results/test_namespace_read_write_mandatory/20_7help_family.json
@@ -0,0 +1,84 @@
+{
+  "_meta": {
+    "hostvars": {
+      "GROUP1_01": {
+        "ansible_host": "group1.net",
+        "rougail": {
+          "family1": {
+            "var": "string1"
+          },
+          "family2": {
+            "var": "string1"
+          }
+        }
+      },
+      "GROUP2_01": {
+        "ansible_host": "group2.net",
+        "rougail": {
+          "family1": {
+            "var": "string1"
+          },
+          "family2": {
+            "var": "string1"
+          }
+        }
+      },
+      "GROUP2_02": {
+        "ansible_host": "group3.net",
+        "rougail": {
+          "family1": {
+            "var": "string1"
+          },
+          "family2": {
+            "var": "string1"
+          }
+        }
+      },
+      "group4.net": {
+        "ansible_host": "group4.net",
+        "rougail": {
+          "family1": {
+            "var": "string1"
+          },
+          "family2": {
+            "var": "string1"
+          }
+        }
+      },
+      "group5.net": {
+        "ansible_host": "group5.net",
+        "rougail": {
+          "family1": {
+            "var": "string1"
+          },
+          "family2": {
+            "var": "string1"
+          }
+        }
+      }
+    }
+  },
+  "group1": {
+    "hosts": [
+      "GROUP1_01"
+    ]
+  },
+  "group2": {
+    "hosts": [
+      "GROUP2_01",
+      "GROUP2_02"
+    ]
+  },
+  "group3": {
+    "hosts": [
+      "group4.net",
+      "group5.net"
+    ]
+  },
+  "groups": {
+    "children": [
+      "group1",
+      "group2"
+    ]
+  }
+}
\ No newline at end of file
diff --git a/tests/results/test_namespace_read_write_mandatory_errors/00_9default_calculation.json b/tests/results/test_namespace_read_write_mandatory_errors/00_9default_calculation.json
index 1afb0ee..857a469 100644
--- a/tests/results/test_namespace_read_write_mandatory_errors/00_9default_calculation.json
+++ b/tests/results/test_namespace_read_write_mandatory_errors/00_9default_calculation.json
@@ -4,31 +4,31 @@
       "GROUP1_01": {
         "ansible_host": "group1.net",
         "rougail": {
-          "variable": "string_1_True_None"
+          "variable": "string_1_True_"
         }
       },
       "GROUP2_01": {
         "ansible_host": "group2.net",
         "rougail": {
-          "variable": "string_1_True_None"
+          "variable": "string_1_True_"
         }
       },
       "GROUP2_02": {
         "ansible_host": "group3.net",
         "rougail": {
-          "variable": "string_1_True_None"
+          "variable": "string_1_True_"
         }
       },
       "group4.net": {
         "ansible_host": "group4.net",
         "rougail": {
-          "variable": "string_1_True_None"
+          "variable": "string_1_True_"
         }
       },
       "group5.net": {
         "ansible_host": "group5.net",
         "rougail": {
-          "variable": "string_1_True_None"
+          "variable": "string_1_True_"
         }
       }
     }
diff --git a/tests/results/test_namespace_read_write_mandatory_errors/20_7help_family.json b/tests/results/test_namespace_read_write_mandatory_errors/20_7help_family.json
new file mode 100644
index 0000000..a6dba31
--- /dev/null
+++ b/tests/results/test_namespace_read_write_mandatory_errors/20_7help_family.json
@@ -0,0 +1,18 @@
+{
+  "_meta": {
+    "hostvars": {
+      "localhost": {
+        "_errors": [
+          "The following variables are mandatory but have no value:",
+          "  - rougail.family1.var",
+          "  - rougail.family2.var"
+        ]
+      }
+    }
+  },
+  "ungrouped": {
+    "hosts": [
+      "localhost"
+    ]
+  }
+}
\ No newline at end of file
diff --git a/tests/test_load.py b/tests/test_load.py
index dbcc40a..e727d98 100644
--- a/tests/test_load.py
+++ b/tests/test_load.py
@@ -19,7 +19,7 @@ excludes = []
 #]
 
 test_ok = get_structures_list(excludes)
-#test_ok = [Path('../rougail-tests/structures/00_0version_underscore')]
+# test_ok = [Path('../rougail-tests/structures/40_0leadership')]
 
 
 def idfn(fixture_value):
@@ -57,7 +57,7 @@ def _test_structural_files(test_dir, namespace, ext, *, read_write=True, mandato
     ##################################
     rougail = Rougail(rougailconfig)
     config = rougail.run()
-    config.information.set("description_type", "name_and_description")
+    config.information.set("description_type", "path_and_description")
     ##################################
     if do_calc and (mandatory or not read_write):
         if mandatory:
@@ -116,7 +116,7 @@ def test_warnings():
     rougail = Rougail(rougailconfig)
     config = rougail.run()
     generated_user_data = RougailUserDataYaml(config, rougailconfig=rougailconfig).run()
-    err_warn = rougail.user_datas(generated_user_data)
+    err_warn = rougail.user_data(generated_user_data)
     output = RougailOutput(
         config=config,
         rougailconfig=rougailconfig,
@@ -212,7 +212,7 @@ def test_no_warnings():
     rougail = Rougail(rougailconfig)
     config = rougail.run()
     generated_user_data = RougailUserDataYaml(config, rougailconfig=rougailconfig).run()
-    err_warn = rougail.user_datas(generated_user_data)
+    err_warn = rougail.user_data(generated_user_data)
     output = RougailOutput(
         config=config,
         rougailconfig=rougailconfig,