Pin pytest to < 8.0.0

A temporary fix for the failure of the selenium tests.
See issue #47

Author: agoscinski

tox.ini

@@ -23,7 +23,7 @@ setenv =
     JUPYTER_CONFIG_DIR={envdir}/etc/jupyter
     JUPYTER_DATA_DIR={envdir}/share/jupyter
 deps =
-    pytest
+    pytest<8.0.0
     pytest-html<4.0.0,
     # selenium juypter notebook tests
     notebook==7.0.2
@@ -55,7 +55,7 @@ setenv =
     JUPYTER_CONFIG_DIR={envdir}/etc/jupyter
     JUPYTER_DATA_DIR={envdir}/share/jupyter
 deps =
-    pytest
+    pytest<8.0.0
     pytest-html<4.0.0,
     # selenium juypter notebook tests
     jupyterlab==3.6.5
@@ -80,7 +80,7 @@ commands =
 # includes the jupytext notebook files, because coverage is incompatible with
 # selenium
 deps =
-    pytest
+    pytest<8.0.0
     pytest-cov
     coverage[toml]
     selenium==4.9.0