diff --git a/projects/damm/test/python/test_damm.py b/projects/damm/test/python/test_damm.py
index 2846593..d33005e 100644
--- a/projects/damm/test/python/test_damm.py
+++ b/projects/damm/test/python/test_damm.py
@@ -1,9 +1,8 @@
 from damm import Damm
-
 import pytest
 
 
-@pytest.mark.parametrize('num', [
+@pytest.mark.parametrize("num", [
     "0",    # 0 itself is the start Damm state
     "37",   # [0, 3] => 7
     "92",   # [0, 9] => 2
diff --git a/projects/damm/test/python/test_hypothesis.py b/projects/damm/test/python/test_hypothesis.py
index 70113da..1ad98dc 100644
--- a/projects/damm/test/python/test_hypothesis.py
+++ b/projects/damm/test/python/test_hypothesis.py
@@ -1,5 +1,4 @@
 from damm import Damm
-
 from hypothesis import given
 from hypothesis.strategies import integers
 
diff --git a/projects/flowmetal/scratch/astinterp.py b/projects/flowmetal/scratch/astinterp.py
index 94d8c35..f79616c 100644
--- a/projects/flowmetal/scratch/astinterp.py
+++ b/projects/flowmetal/scratch/astinterp.py
@@ -31,8 +31,9 @@
 
 import ast
 import logging
-import sys
 import os
+import sys
+
 
 if sys.version_info < (3, 0, 0):
     builtins = __builtins__
@@ -115,7 +116,6 @@ class TargetNonlocalFlow(Exception):
     """Base exception class to simulate non-local control flow transfers in
     a target application."""
 
-    pass
 
 
 class TargetBreak(TargetNonlocalFlow):
diff --git a/projects/flowmetal/scratch/test.py b/projects/flowmetal/scratch/test.py
index 4669588..499c26b 100644
--- a/projects/flowmetal/scratch/test.py
+++ b/projects/flowmetal/scratch/test.py
@@ -2,6 +2,7 @@
 
 from __future__ import print_function
 
+
 class Foo(object):
     def bar(self):
         return 1
@@ -17,6 +18,8 @@ print(a.bar())
 print(a.baz)
 
 import random
+
+
 for _ in range(10):
     print(random.randint(0, 1024))
 
@@ -25,4 +28,6 @@ def bar(a, b, **bs):
     pass
 
 import requests
+
+
 print(len(requests.get("https://pypi.org/pypi/requests/json").text))
diff --git a/projects/proquint/src/python/proquint.py b/projects/proquint/src/python/proquint.py
index 2293c3f..018fad4 100644
--- a/projects/proquint/src/python/proquint.py
+++ b/projects/proquint/src/python/proquint.py
@@ -121,7 +121,7 @@ class Proquint(object):
 
         res = 0
 
-        for i, c in enumerate([c for c in buffer if c != '-']):
+        for i, c in enumerate([c for c in buffer if c != "-"]):
             if (mag := cls._consonant_to_uint(c)) is not None:
                 res <<= 4
                 res += mag
@@ -131,7 +131,7 @@ class Proquint(object):
                     res <<= 2
                     res += mag
                 elif i != 5:
-                    raise ValueError('Bad proquint format')
+                    raise ValueError("Bad proquint format")
         return res
 
     # Handy aliases
diff --git a/projects/proquint/test/python/test_examples.py b/projects/proquint/test/python/test_examples.py
index e700a6b..8133404 100644
--- a/projects/proquint/test/python/test_examples.py
+++ b/projects/proquint/test/python/test_examples.py
@@ -1,7 +1,6 @@
 """Tests based off of known examples."""
 
 import proquint
-
 import pytest
 
 
@@ -45,12 +44,12 @@ examples = [
 ]
 
 
-@pytest.mark.parametrize('val,width,qint', examples)
+@pytest.mark.parametrize("val,width,qint", examples)
 def test_decode_examples(val, width, qint):
     assert proquint.Proquint.decode(qint) == val, f"qint {qint} did not decode"
 
 
-@pytest.mark.parametrize('val,width,qint', examples)
+@pytest.mark.parametrize("val,width,qint", examples)
 def test_encode_examples(val, width, qint):
     encoded_qint = proquint.Proquint.encode(val, width)
     decoded_val = proquint.Proquint.decode(encoded_qint)
diff --git a/projects/proquint/test/python/test_hypothesis.py b/projects/proquint/test/python/test_hypothesis.py
index e3c82fa..23731b4 100644
--- a/projects/proquint/test/python/test_hypothesis.py
+++ b/projects/proquint/test/python/test_hypothesis.py
@@ -1,10 +1,9 @@
 """Tests based off of round-tripping randomly generated examples."""
 
-import proquint
-
-import pytest
 from hypothesis import given
 from hypothesis.strategies import integers
+import proquint
+import pytest
 
 
 @given(integers(min_value=0, max_value=1<<16))
diff --git a/projects/reqman/src/python/reqman/__main__.py b/projects/reqman/src/python/reqman/__main__.py
index b97cf84..8473032 100644
--- a/projects/reqman/src/python/reqman/__main__.py
+++ b/projects/reqman/src/python/reqman/__main__.py
@@ -104,7 +104,7 @@ def deps(requirements):
 
 
 @cli.command()
-@click.option("--no-upgrade/--upgrade", name="upgrade", default=False)
+@click.option("--no-upgrade/--upgrade", "", "upgrade", default=False)
 @click.argument("requirements")
 def install(requirements, upgrade):
     """Install (or upgrade) a dependency.