Raise ValueError for conflicting pH and H+

KingsburyLab · Nov 14, 2024 · dec03d0 · dec03d0
1 parent 17b8d33
commit dec03d0
Showing 1 changed file with 5 additions and 0 deletions.
diff --git a/src/pyEQL/solution.py b/src/pyEQL/solution.py
@@ -249,6 +249,11 @@ def __init__(
         self._solutes = solutes
         if self._solutes is None:
             self._solutes = {}
+
+        # if user specifies non-default pH AND has H+ in solutes
+        if self._pH != 7 and "H+" in self._solutes:
+            raise ValueError("Cannot specify both a non-default pH and H+ at the same time. Please provide only one.")
+
         if isinstance(self._solutes, dict):
             for k, v in self._solutes.items():
                 self.add_solute(k, v)