Support '10^' as '10E' (fix #156)

brightway-lca · Mar 1, 2023 · e2a55aa · e2a55aa
1 parent b247347
commit e2a55aa
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Showing 2 changed files with 7 additions and 1 deletion.
diff --git a/bw2io/extractors/simapro_csv.py b/bw2io/extractors/simapro_csv.py
@@ -57,7 +57,7 @@ def to_number(obj):
             return float(obj.replace("%", "").strip()) / 100.0
         try:
             # Eval for simple expressions like "1/2"
-            return float(eval(obj.replace(",", ".").strip()))
+            return float(eval(obj.replace(",", ".").replace("10^", "10E").strip()))
         except NameError:
             # Formula with a variable which isn't in scope - raises NameError
             return obj

diff --git a/tests/simapro.py b/tests/simapro.py
@@ -17,6 +17,7 @@
     get_biosphere_2_3_name_migration_data,
     get_default_units_migration_data,
 )
+from bw2io.extractors.simapro_csv import to_number
 
 SP_FIXTURES_DIR = os.path.join(os.path.dirname(__file__), "fixtures", "simapro")
 
@@ -122,6 +123,11 @@ def test_set_lognormal_loc_value_on_import():
     assert np.abs(loc - np.log(amount)) < 1e-10
 
 
+@bw2test
+def test_to_number():
+    assert to_number("(38-15)*4185*30/0.9*10^-6") == 32.085
+
+
 class SimaProCSVImporterTest(BW2DataTest):
     # def extra_setup(self):
     #     # SimaPro importer always wants biosphere database