First argument of Plan.call is positional only; touched up type hints…

…; updated html progress

pyproject.toml

@@ -19,7 +19,7 @@ version = "1.0.1"
 [tool.poetry.dependencies]
 networkx = "^2.5"
 nxv = "^0.1.3"
-python = "^3.7"
+python = "^3.8"
 
 [tool.poetry.dev-dependencies]
 black = "^22.8"

src/uberjob/_plan.py

@@ -16,7 +16,7 @@
 import operator
 from contextlib import contextmanager
 from threading import RLock
-from typing import Callable, ContextManager, Tuple
+from typing import Callable, Generator, Tuple
 
 from uberjob import _builtins
 from uberjob._util import validation
@@ -67,7 +67,7 @@ def _call(self, stack_frame, fn: Callable, *args, **kwargs) -> Call:
             )
         return call
 
-    def call(self, fn: Callable, *args, **kwargs) -> Call:
+    def call(self, fn: Callable, /, *args, **kwargs) -> Call:
         """
         Add a function call to this :class:`~uberjob.Plan`.
 
@@ -158,7 +158,7 @@ def unpack(self, iterable, length: int) -> Tuple[Node, ...]:
         )
 
     @contextmanager
-    def scope(self, *args) -> ContextManager[None]:
+    def scope(self, *args) -> Generator[None, None, None]:
         """
         A context manager for organizing a :class:`~uberjob.Plan`.