matplotlib version issue patched

Author: Julien Roussel

.python-version

@@ -0,0 +1 @@
+env_qolmat_3.9

pyproject.toml

@@ -55,7 +55,7 @@ ipykernel = "^6.29.5"
 jupyter = "1.0.0"
 jupyterlab = "1.2.6"
 jupytext = "1.14.4"
-matplotlib = "3.6.2"
+matplotlib = "*"
 packaging = "23.1"
 pre-commit = "2.21.0"
 twine = "3.7.1"

qolmat/utils/utils.py

@@ -102,7 +102,7 @@ def _validate_input(X: NDArray) -> pd.DataFrame:
     return df
 
 
-def check_dtypes(X: NDArray | pd.DataFrame):
+def check_dtypes(X: pd.DataFrame):
     """Validate that all elements are of type int, float, or str.
 
     This function checks whether each element in the input array or DataFrame