diff --git a/rust/hgcli/pyoxidizer.bzl b/rust/hgcli/pyoxidizer.bzl
index 62435a5b46fe40a1a522d81b10623f94537637ec_cnVzdC9oZ2NsaS9weW94aWRpemVyLmJ6bA==..118f067f6bd13f01069b8174b2520a1cf48b506d_cnVzdC9oZ2NsaS9weW94aWRpemVyLmJ6bA== 100644
--- a/rust/hgcli/pyoxidizer.bzl
+++ b/rust/hgcli/pyoxidizer.bzl
@@ -3,6 +3,5 @@
 # Code to run in Python interpreter.
 RUN_CODE = "import hgdemandimport; hgdemandimport.enable(); from mercurial import dispatch; dispatch.run()"
 
-
 set_build_path(ROOT + "/build/pyoxidizer")
 
@@ -7,6 +6,5 @@
 set_build_path(ROOT + "/build/pyoxidizer")
 
-
 def make_distribution():
     return default_python_distribution()
 
@@ -10,5 +8,4 @@
 def make_distribution():
     return default_python_distribution()
 
-
 def make_distribution_windows():
@@ -14,5 +11,4 @@
 def make_distribution_windows():
-    return default_python_distribution(flavor="standalone_dynamic")
-
+    return default_python_distribution(flavor = "standalone_dynamic")
 
 def make_exe(dist):
@@ -17,5 +13,6 @@
 
 def make_exe(dist):
+    """Builds a Rust-wrapped Mercurial binary."""
     config = PythonInterpreterConfig(
         raw_allocator = "system",
         run_eval = RUN_CODE,
@@ -58,8 +55,8 @@
     # On Windows, we install extra packages for convenience.
     if "windows" in BUILD_TARGET_TRIPLE:
         exe.add_python_resources(
-            dist.pip_install(["-r", ROOT + "/contrib/packaging/requirements_win32.txt"])
+            dist.pip_install(["-r", ROOT + "/contrib/packaging/requirements_win32.txt"]),
         )
 
     return exe
 
@@ -62,11 +59,10 @@
         )
 
     return exe
 
-
 def make_manifest(dist, exe):
     m = FileManifest()
     m.add_python_resource(".", exe)
 
     return m
 
@@ -67,10 +63,9 @@
 def make_manifest(dist, exe):
     m = FileManifest()
     m.add_python_resource(".", exe)
 
     return m
 
-
 def make_embedded_resources(exe):
     return exe.to_embedded_resources()
 
@@ -74,7 +69,6 @@
 def make_embedded_resources(exe):
     return exe.to_embedded_resources()
 
-
 register_target("distribution_posix", make_distribution)
 register_target("distribution_windows", make_distribution_windows)