intro notebook can't be tested super easily so disabling

this was the default before.

Author: kbarnhart

test_notebooks.py

@@ -169,12 +169,9 @@ def test_cellular_automaton_vegetation_DEM():
     assert errors == []
 
 
-def test_Python_intro():
-    try:
-        nb, errors = _notebook_run(os.path.join(_TEST_DIR, "python_intro/Python_intro.ipynb"))
-    except TypeError: # this is the first type of error that this
-        errors = []
-    assert errors == []
+# def test_Python_intro():
+#     nb, errors = _notebook_run(os.path.join(_TEST_DIR, "python_intro/Python_intro.ipynb"))
+#     assert errors == []
 
 
 # def test_all_ipynbs():