From 51cd37ad78cdcb76599d4216a0cba3ccd63e686b Mon Sep 17 00:00:00 2001
From: Adios Automated Script <adios-script@noaa.gov>
Date: Mon, 29 Nov 2021 21:47:19 -0800
Subject: [PATCH] fixed lru_cache on vapor_pressure

---
 oil_library/__init__.py             |  2 +-
 oil_library/oil_props.py            |  6 +++++
 oil_library/tests/test_oil_props.py | 40 +++++++++++++++++++++++++++++
 setup.py                            |  4 +--
 4 files changed, 49 insertions(+), 3 deletions(-)

diff --git a/oil_library/__init__.py b/oil_library/__init__.py
index c6f2161..57d0209 100644
--- a/oil_library/__init__.py
+++ b/oil_library/__init__.py
@@ -15,7 +15,7 @@
 
 from .models import DBSession
 
-__version__ = '2.0.0'
+__version__ = '2.0.1'
 
 
 #
diff --git a/oil_library/oil_props.py b/oil_library/oil_props.py
index 587f7be..990b01a 100644
--- a/oil_library/oil_props.py
+++ b/oil_library/oil_props.py
@@ -314,6 +314,12 @@ def __eq__(self, other):
         except Exception:
             return False
 
+    def __hash__(self):
+        """
+        so that we can use lru_cache on the methods of the object
+        """
+        return id(self)
+
     def __ne__(self, other):
         return not self == other
 
diff --git a/oil_library/tests/test_oil_props.py b/oil_library/tests/test_oil_props.py
index 75afdb8..ee3da86 100644
--- a/oil_library/tests/test_oil_props.py
+++ b/oil_library/tests/test_oil_props.py
@@ -194,3 +194,43 @@ def test_deepcopy(self):
                 assert getattr(op, item) is getattr(dcop, item)
             else:
                 assert getattr(op, item) is not getattr(dcop, item)
+
+
+def test_hash():
+    """
+    make sure OilProps is hashable
+    """
+    op = get_oil_props('ALASKA NORTH SLOPE (MIDDLE PIPELINE, 1997)')
+
+    print(dir(op))
+    print(op.__hash__)
+    print(f"Hash is: {op.__hash__()}")
+
+    # this may change, but fpr now
+    assert hash(op) == id(op)
+
+
+def test_vapor_pressure():
+
+    # making sure the lru_cache works
+    op = get_oil_props('ALASKA NORTH SLOPE (MIDDLE PIPELINE, 1997)')
+
+    vp = op.vapor_pressure(303)
+
+    print(f"{vp=}")
+
+    # I have no idea if these values are correct
+    assert np.allclose(vp, np.array([4.25112967e+04, 4.25112967e+04,
+                                     4.33030879e+03, 4.33030879e+03,
+                                     3.44544154e+02, 3.44544154e+02,
+                                     2.11131481e+01, 2.11131481e+01,
+                                     1.03347266e+00, 1.03347266e+00,
+                                     4.67207773e-02, 4.67207773e-02,
+                                     2.25663515e-03, 2.25663515e-03,
+                                     1.34558585e-04, 1.34558585e-04,
+                                     2.73632461e-05, 2.73632461e-05,
+                                     1.91947361e-05, 1.91947361e-05,
+                                     4.83593789e-19, 4.83593789e-19]))
+
+
+
diff --git a/setup.py b/setup.py
index ccb68d2..88c9cc1 100755
--- a/setup.py
+++ b/setup.py
@@ -162,8 +162,8 @@ def run(self):
         # build_py is an old-style class, so we can't use super()
         build_py.run(self)
 
-DESCRIPTION = ('{}: The NOAA library of oils and their properties.\n'
-               'Branch: {}\n'
+DESCRIPTION = ('{}: The NOAA library of oils and their properties.'
+               'Branch: {}'
                'LastUpdate: {}'
                .format(pkg_name, *get_repo_data())
                )