try this

.tools/boilercv_tools.py

@@ -68,10 +68,8 @@ def sync():
 
 DEV = Path(".tools/requirements/dev.in")
 NODEPS = Path(".tools/requirements/nodeps.in")
-LOCK = Path(".lock") / RUNNER
-print("welp2", LOCK)  # noqa: T201
+LOCK = Path(".lock")
 LOCK.mkdir(exist_ok=True, parents=True)
-print("welp3", LOCK)  # noqa: T201
 
 
 @app.command()
@@ -99,27 +97,21 @@ def lock(highest: bool = False):
     )
     if lock_result.returncode:
         raise RuntimeError(lock_result.stderr)
-    path = LOCK / (
+    path = LOCK / Path(
         "_".join([
             "requirements",
             RUNNER,
             PYTHON_VERSION.replace(".", ""),
             *([] if highest else ["dev"]),
         ])
-        + ".txt"
-    )
-    print("welp4", path)  # noqa: T201
-    print("welp5", LOCK.exists())  # noqa: T201
-    print("welp6", path.exists())  # noqa: T201
-    path.touch()
+    ).with_suffix(".txt")
     path.write_text(
         encoding="utf-8",
         data="\n".join([
             r.strip() for r in [lock_result.stdout, NODEPS.read_text(encoding="utf-8")]
         ])
         + "\n",
     )
-    print("welp7")  # noqa: T201
 
 
 LOCKFILE = Path(".tools/lock.json")
@@ -139,7 +131,7 @@ def combine_locks():
 @app.command()
 def get_lock():
     name = "_".join(["requirements", RUNNER, PYTHON_VERSION.replace(".", ""), "dev"])
-    (LOCK / RUNNER / Path(name).with_suffix(".txt")).write_text(
+    (LOCK / Path(name).with_suffix(".txt")).write_text(
         encoding="utf-8", data=json.loads(LOCKFILE.read_text("utf-8"))[name]
     )