fix: support parametrized sessions with modern parametrization

Signed-off-by: Henry Schreiner <[email protected]>

nox/manifest.py

@@ -228,6 +228,7 @@ def add_dependencies(self) -> None:
             ~nox._resolver.CycleError: If a dependency cycle is encountered.
         """
         sessions_by_id = self.all_sessions_by_signature
+
         # For each session that was parametrized from a list of Pythons, create a fake
         # parent session that depends on it.
         parent_sessions: set[SessionRunner] = set()

nox/sessions.py

@@ -882,6 +882,12 @@ def __init__(
         self.result: Result | None = None
         self.multi = multi
 
+        if getattr(func, "parametrize", None):
+            self.multi = True
+
+    def __repr__(self) -> str:
+        return f"<SessionRunner {self.name}: {self.signatures!r} {self.multi}>"
+
     @property
     def description(self) -> str | None:
         doc = self.func.__doc__

tests/resources/noxfile_requires.py

@@ -126,3 +126,19 @@ def s(session):
 @nox.session(requires=["r"])
 def t(session):
     print(session.name)
+
+
+@nox.parametrize("django", ["1.9", "2.0"])
+@nox.session
+def u(session, django):
+    print(session.name)
+
+
+@nox.session(requires=["u(django='1.9')", "u(django='2.0')"])
+def v(session):
+    print(session.name)
+
+
+@nox.session(requires=["u"])
+def w(session):
+    print(session.name)