Fix formatting

Author: alexreinking

master/master.cfg

@@ -452,7 +452,7 @@ def extract_llvm_pip_version(llvm_ver):
     def extract_fn(_rc, stdout, _stderr):
         for line in stdout.splitlines():
             if f"ci-llvm-{llvm_ver}" in line:
-                m = re.search(r'halide-llvm==([\w.+]+)', line)
+                m = re.search(r"halide-llvm==([\w.+]+)", line)
                 if m:
                     return {"HALIDE_LLVM_PIP_VERSION": m.group(1)}
         return {}
@@ -598,11 +598,7 @@ def add_create_venv_step(factory, builder_type):
             name="Create virtual environment",
             locks=[performance_lock.access("counting")],
             workdir=get_source_path(),
-            command=(
-                f"uv sync --group {group} --no-install-project && "
-                f"{activate} && "
-                f"{env_cmd}"
-            ),
+            command=f"uv sync --group {group} --no-install-project && {activate} && {env_cmd}",
             env=Property("env", {}),
             extract_fn=save_environment("venv", ["VIRTUAL_ENV", "PATH"]),
         )
@@ -696,9 +692,9 @@ def add_install_llvm_step(factory, builder_type):
                 command=Interpolate("python -m pip install --pre --target ")
                 + target_dir
                 + Interpolate(
-                    f' --platform {platform_tag} --only-binary=:all: '
+                    f" --platform {platform_tag} --only-binary=:all: "
                     '"halide-llvm==%(prop:HALIDE_LLVM_PIP_VERSION)s" '
-                    f'--extra-index-url {extra_index}'
+                    f"--extra-index-url {extra_index}"
                 ),
             )
         )