Fix mpmath version to 1.3.0 due to incompatibility with sympy (quantumlib#6477)

kenya-sk · web-flow · commit e11132e391c5 · 2024-02-28T07:39:06.000Z
Fixes quantumlib#6475
diff --git a/cirq-core/requirements.txt b/cirq-core/requirements.txt
@@ -2,6 +2,9 @@
 
 duet>=0.2.8
 matplotlib~=3.0
+# Temporary fix for https://github.com/sympy/sympy/issues/26273
+# TODO: remove once `pip install --pre sympy` works in a fresh environment
+mpmath<=1.3.*
 networkx>=2.4
 numpy~=1.16
 pandas
