diff --git a/bqskit/compiler/compiler.py b/bqskit/compiler/compiler.py
index 778521d00..b306004dd 100644
--- a/bqskit/compiler/compiler.py
+++ b/bqskit/compiler/compiler.py
@@ -14,6 +14,7 @@
 from subprocess import Popen
 from types import FrameType
 from typing import Literal
+from typing import MutableMapping
 from typing import overload
 from typing import TYPE_CHECKING
 
@@ -233,7 +234,7 @@ def submit(
         request_data: bool = False,
         logging_level: int | None = None,
         max_logging_depth: int = -1,
-        data: dict[str, Any] | None = None,
+        data: MutableMapping[str, Any] | None = None,
     ) -> uuid.UUID:
         """
         Submit a compilation job to the Compiler.
@@ -271,7 +272,7 @@ def submit(
         task.logging_level = logging_level or self._discover_lowest_log_level()
         task.max_logging_depth = max_logging_depth
         if data is not None:
-            task.data = data
+            task.data.update(data)
 
         # Submit task to runtime
         self._send(RuntimeMessage.SUBMIT, task)
@@ -306,7 +307,7 @@ def compile(
         request_data: Literal[False] = ...,
         logging_level: int | None = ...,
         max_logging_depth: int = ...,
-        data: dict[str, Any] | None = ...,
+        data: MutableMapping[str, Any] | None = ...,
     ) -> Circuit:
         ...
 
@@ -318,7 +319,7 @@ def compile(
         request_data: Literal[True],
         logging_level: int | None = ...,
         max_logging_depth: int = ...,
-        data: dict[str, Any] | None = ...,
+        data: MutableMapping[str, Any] | None = ...,
     ) -> tuple[Circuit, PassData]:
         ...
 
@@ -330,7 +331,7 @@ def compile(
         request_data: bool,
         logging_level: int | None = ...,
         max_logging_depth: int = ...,
-        data: dict[str, Any] | None = ...,
+        data: MutableMapping[str, Any] | None = ...,
     ) -> Circuit | tuple[Circuit, PassData]:
         ...
 
@@ -341,7 +342,7 @@ def compile(
         request_data: bool = False,
         logging_level: int | None = None,
         max_logging_depth: int = -1,
-        data: dict[str, Any] | None = None,
+        data: MutableMapping[str, Any] | None = None,
     ) -> Circuit | tuple[Circuit, PassData]:
         """Submit a task, wait for its results; see :func:`submit` for more."""
         task_id = self.submit(
diff --git a/bqskit/compiler/workflow.py b/bqskit/compiler/workflow.py
index 65399ff87..9a0ad2677 100644
--- a/bqskit/compiler/workflow.py
+++ b/bqskit/compiler/workflow.py
@@ -3,7 +3,6 @@
 
 import copy
 import logging
-import dill
 from typing import Iterable
 from typing import Iterator
 from typing import overload
@@ -11,6 +10,8 @@
 from typing import TYPE_CHECKING
 from typing import Union
 
+import dill
+
 from bqskit.compiler.basepass import BasePass
 from bqskit.utils.random import seed_random_sources
 from bqskit.utils.typing import is_iterable
@@ -40,7 +41,7 @@ def __init__(self, passes: WorkflowLike, name: str = '') -> None:
         """
         if isinstance(passes, Workflow):
             self._passes: list[BasePass] = copy.deepcopy(passes._passes)
-            self._name = copy.deepcopy(passes._name) if name == '' else name
+            self._name: str = name if name else copy.deepcopy(passes._name)
             return
 
         if isinstance(passes, BasePass):
diff --git a/bqskit/ir/circuit.py b/bqskit/ir/circuit.py
index 2fd69f846..1c628125c 100644
--- a/bqskit/ir/circuit.py
+++ b/bqskit/ir/circuit.py
@@ -3,10 +3,10 @@
 
 import copy
 import logging
-import warnings
 import pickle
-import dill
+import warnings
 from typing import Any
+from typing import Callable
 from typing import cast
 from typing import Collection
 from typing import Dict
@@ -20,6 +20,7 @@
 from typing import Tuple
 from typing import TYPE_CHECKING
 
+import dill
 import numpy as np
 import numpy.typing as npt
 
@@ -3243,9 +3244,15 @@ def from_operation(op: Operation) -> Circuit:
         circuit.append_gate(op.gate, list(range(circuit.num_qudits)), op.params)
         return circuit
 
-    def __reduce__(self):
+    def __reduce__(self) -> tuple[
+        Callable[
+            [int, tuple[int, ...], list[tuple[bool, bytes]], bytes],
+            Circuit,
+        ],
+        tuple[int, tuple[int, ...], list[tuple[bool, bytes]], bytes],
+    ]:
         """Return the pickle state of the circuit."""
-        serialized_gates = []
+        serialized_gates: list[tuple[bool, bytes]] = []
         gate_table = {}
         for gate in self.gate_set:
             gate_table[gate] = len(serialized_gates)
@@ -3254,7 +3261,7 @@ def __reduce__(self):
             else:
                 serialized_gates.append((True, dill.dumps(gate, recurse=True)))
 
-        cycles = []
+        cycles: list[list[tuple[int, tuple[int, ...], list[float]]]] = []
         last_cycle = -1
         for cycle, op in self.operations_with_cycles():
 
@@ -3265,7 +3272,7 @@ def __reduce__(self):
             marshalled_op = (
                 gate_table[op.gate],
                 op.location._location,
-                op.params
+                op.params,
             )
             cycles[-1].append(marshalled_op)
 
@@ -3280,7 +3287,12 @@ def __reduce__(self):
     # endregion
 
 
-def rebuild_circuit(num_qudits, radixes, serialized_gates, serialized_cycles) -> Circuit:
+def rebuild_circuit(
+    num_qudits: int,
+    radixes: tuple[int, ...],
+    serialized_gates: list[tuple[bool, bytes]],
+    serialized_cycles: bytes,
+) -> Circuit:
     """Rebuild a circuit from a pickle state."""
     circuit = Circuit(num_qudits, radixes)
 
diff --git a/bqskit/runtime/base.py b/bqskit/runtime/base.py
index 3a7072273..f4897b5ec 100644
--- a/bqskit/runtime/base.py
+++ b/bqskit/runtime/base.py
@@ -556,10 +556,13 @@ def schedule_tasks(self, tasks: Sequence[RuntimeTask]) -> None:
         """Schedule tasks between this node's employees."""
         if len(tasks) == 0:
             return
-        assignments = self.assign_tasks(tasks)
-
-        # for e, assignment in sorted(zip(self.employees, assignments), key=lambda x: x[0].num_idle_workers, reverse=True):
-        for e, assignment in zip(self.employees, assignments):
+        assignments = zip(self.employees, self.assign_tasks(tasks))
+        sorted_assignments = sorted(
+            assignments,
+            key=lambda x: x[0].num_idle_workers,
+            reverse=True,
+        )
+        for e, assignment in sorted_assignments:
             num_tasks = len(assignment)
 
             if num_tasks == 0:
diff --git a/bqskit/runtime/detached.py b/bqskit/runtime/detached.py
index 02d2bf25b..1c0a9fdf6 100644
--- a/bqskit/runtime/detached.py
+++ b/bqskit/runtime/detached.py
@@ -30,6 +30,7 @@
 from bqskit.runtime.result import RuntimeResult
 from bqskit.runtime.task import RuntimeTask
 
+
 def listen(server: DetachedServer, port: int) -> None:
     """Listening thread listens for client connections."""
     listener = Listener(('0.0.0.0', port))
@@ -137,8 +138,9 @@ def handle_message(
                     if path not in sys.path:
                         sys.path.append(path)
                         for employee in self.employees:
-                            employee.conn.send((RuntimeMessage.IMPORTPATH, path))
-
+                            employee.conn.send(
+                                (RuntimeMessage.IMPORTPATH, path),
+                            )
 
             elif msg == RuntimeMessage.DISCONNECT:
                 self.handle_disconnect(conn)
diff --git a/bqskit/runtime/task.py b/bqskit/runtime/task.py
index f36d540dc..ccffa3b9a 100644
--- a/bqskit/runtime/task.py
+++ b/bqskit/runtime/task.py
@@ -3,10 +3,11 @@
 
 import inspect
 import logging
-import dill
 from typing import Any
 from typing import Coroutine
 
+import dill
+
 from bqskit.runtime.address import RuntimeAddress
 
 
@@ -41,7 +42,7 @@ def __init__(
         self.task_id = RuntimeTask.task_counter
 
         self.serialized_fnargs = dill.dumps(fnargs)
-        self._fnargs = None
+        self._fnargs: tuple[Any, Any, Any] | None = None
         self._name = fnargs[0].__name__
         """Tuple of function pointer, arguments, and keyword arguments."""
 
@@ -84,6 +85,7 @@ def fnargs(self) -> tuple[Any, Any, Any]:
         """Return the function pointer, arguments, and keyword arguments."""
         if self._fnargs is None:
             self._fnargs = dill.loads(self.serialized_fnargs)
+        assert self._fnargs is not None  # for type checker
         return self._fnargs
 
     def step(self, send_val: Any = None) -> Any:
diff --git a/bqskit/runtime/worker.py b/bqskit/runtime/worker.py
index 575d10864..7c4c8434d 100644
--- a/bqskit/runtime/worker.py
+++ b/bqskit/runtime/worker.py
@@ -358,8 +358,11 @@ def _handle_result(self, result: RuntimeResult) -> None:
             task = self._tasks[box.dest_addr]
 
             if task.wake_on_next or box.ready:
+                # print(f'Worker {self._id} is waking task
+                # {task.return_address}, with {task.wake_on_next=},
+                # {box.ready=}')
                 self._ready_task_ids.put(box.dest_addr)  # Wake it
-                box.dest_addr = None # Prevent double wake
+                box.dest_addr = None  # Prevent double wake
 
     def _handle_cancel(self, addr: RuntimeAddress) -> None:
         """
@@ -394,7 +397,7 @@ def _handle_cancel(self, addr: RuntimeAddress) -> None:
             if not t.is_descendant_of(addr)
         ]
 
-    def _get_next_ready_task(self) -> RuntimeTask:
+    def _get_next_ready_task(self) -> RuntimeTask | None:
         """Return the next ready task if one exists, otherwise block."""
         while True:
             if self._ready_task_ids.empty() and len(self._delayed_tasks) > 0:
@@ -487,6 +490,8 @@ def _process_await(self, task: RuntimeTask, future: RuntimeFuture) -> None:
         #     #     raise RuntimeError(m)
         #     task.wake_on_next = True
         task.wake_on_next = future._next_flag
+        # print(f'Worker {self._id} is waiting on task
+        # {task.return_address}, with {task.wake_on_next=}')
 
         if box.ready:
             self._ready_task_ids.put(task.return_address)
@@ -497,7 +502,8 @@ def _process_task_completion(self, task: RuntimeTask, result: Any) -> None:
         packaged_result = RuntimeResult(task.return_address, result, self._id)
 
         if task.return_address not in self._tasks:
-            print(f'Task was cancelled: {task.return_address}, {task.fnargs[0].__name__}')
+            # print(f'Task was cancelled: {task.return_address},
+            # {task.fnargs[0].__name__}')
             return
 
         if task.return_address.worker_id == self._id:
diff --git a/setup.py b/setup.py
index 298874919..a546d6267 100644
--- a/setup.py
+++ b/setup.py
@@ -71,7 +71,7 @@
         'numpy>=1.22.0',
         'scipy>=1.8.0',
         'typing-extensions>=4.0.0',
-        'dill>=0.3.8'
+        'dill>=0.3.8',
     ],
     python_requires='>=3.8, <4',
     entry_points={