Add pint version constraint for compat with unreleased IDAES/idaes-ps…

…e#1438

pyproject.toml

@@ -42,6 +42,11 @@ build-backend = "setuptools.build_meta"
         # Don't version setuptools, various bits complain
         "setuptools",
         "pydantic ~= 2.0",
+
+        # for compatibility with IDAES unit formatting
+        # following IDAES/idaes-pse#1438 is released
+        "pint < 0.24",
+
         # fastapi is not used at the moment; uncomment once fastapi is needed again
         # "fastapi",
         # "uvicorn",
@@ -56,7 +61,7 @@ testing = [
     "playwright==1.42.0",
     "pytest-playwright==0.4.4",
     "requests==2.31.0",
-    "httpx",  # fastapi testing
+    # "httpx",  # fastapi testing
 ]
 # For packaging
 pkg = [