Abacn commented on code in PR #35803:
URL: https://github.com/apache/beam/pull/35803#discussion_r2270670977


##########
sdks/python/apache_beam/yaml/yaml_provider.py:
##########
@@ -384,22 +384,14 @@ def __init__(
     self._classpath = classpath
 
   def available(self):
-    # pylint: disable=subprocess-run-check
-    trial = subprocess.run(['which', subprocess_server.JavaHelper.get_java()],
-                           capture_output=True)
-    if trial.returncode == 0:
-      return True
-    else:
+      # Directly use shutil.which to find the Java executable cross-platform
+      java_path = shutil.which(subprocess_server.JavaHelper.get_java())
+      if java_path:
+          return True
+      # Return error message when not found (or handle according to business 
logic)
+      return NotAvailableWithReason('Unable to locate java executable: java 
not found in PATH')

Review Comment:
   ```suggestion
         # Directly use shutil.which to find the Java executable cross-platform
         java_path = shutil.which(subprocess_server.JavaHelper.get_java())
         if java_path:
             return True
         # Return error message when not found (or handle according to business 
logic)
         return NotAvailableWithReason('Unable to locate java executable: java 
not found in PATH')
   ```
   ```suggestion
       # Directly use shutil.which to find the Java executable cross-platform
       java_path = shutil.which(subprocess_server.JavaHelper.get_java())
       if java_path:
         return True
       # Return error message when not found
       return NotAvailableWithReason(
           'Unable to locate java executable: java not found in PATH or 
JAVA_HOME')
   ```



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