Fix Python lint issue

Author: jeaye

clang/test/lit.cfg.py

@@ -140,24 +140,26 @@ def have_host_out_of_process_jit_feature_support():
 
     return False
 
-def have_host_jit_feature_support(feature_name):
+def run_clang_repl(feature_name):
     clang_repl_exe = lit.util.which("clang-repl", config.clang_tools_dir)
 
     if not clang_repl_exe:
         return False
 
     try:
-        clang_repl_cmd = subprocess.Popen(
-            [clang_repl_exe, "--host-supports-" + feature_name], stdout=subprocess.PIPE
-        )
+        clang_repl_cmd = subprocess.Popen([clang_repl_exe, args],
+                                          stdout=subprocess.PIPE)
     except OSError:
         print("could not exec clang-repl")
         return False
 
     clang_repl_out = clang_repl_cmd.stdout.read().decode("ascii")
     clang_repl_cmd.wait()
 
-    return "true" in clang_repl_out
+    return clang_repl_out
+
+def have_host_jit_feature_support(feature_name):
+    return "true" in run_clang_repl("--host-supports-" + feature_name)
 
 def have_host_clang_repl_cuda():
     clang_repl_exe = lit.util.which('clang-repl', config.clang_tools_dir)
@@ -192,9 +194,7 @@ def have_host_clang_repl_cuda():
     if have_host_clang_repl_cuda():
         config.available_features.add('host-supports-cuda')
     hosttriple = run_clang_repl("--host-jit-triple")
-    config.substitutions.append(
-        ("%host-jit-triple",  hosttriple.strip())
-    )
+    config.substitutions.append("%host-jit-triple", hosttriple.strip())
 
     if have_host_out_of_process_jit_feature_support():
         config.available_features.add("host-supports-out-of-process-jit")