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https://issues.apache.org/jira/browse/TINKERPOP-2966?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17928495#comment-17928495
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ASF GitHub Bot commented on TINKERPOP-2966:
-------------------------------------------

andreachild commented on code in PR #3039:
URL: https://github.com/apache/tinkerpop/pull/3039#discussion_r1962013380


##########
gremlin-core/src/main/java/org/apache/tinkerpop/gremlin/process/traversal/translator/PythonTranslator.java:
##########
@@ -455,20 +451,12 @@ static final class SymbolHelper {
             TO_PYTHON_MAP.put("is", "is_");
             TO_PYTHON_MAP.put("list", "list_");
             TO_PYTHON_MAP.put("max", "max_");
-            TO_PYTHON_MAP.put("mergeE", "merge_e");
-            TO_PYTHON_MAP.put("mergeV", "merge_v");
-            TO_PYTHON_MAP.put("inV", "in_v");
-            TO_PYTHON_MAP.put("outV", "out_v");
-            TO_PYTHON_MAP.put("onCreate", "on_create");
-            TO_PYTHON_MAP.put("onMatch", "on_match");
             TO_PYTHON_MAP.put("min", "min_");
             TO_PYTHON_MAP.put("or", "or_");
             TO_PYTHON_MAP.put("not", "not_");
             TO_PYTHON_MAP.put("range", "range_");
             TO_PYTHON_MAP.put("set", "set_");
             TO_PYTHON_MAP.put("sum", "sum_");
-            TO_PYTHON_MAP.put("toLower", "to_lower");
-            TO_PYTHON_MAP.put("toUpper", "to_upper");
             TO_PYTHON_MAP.put("with", "with_");
             //
             TO_PYTHON_MAP.forEach((k, v) -> FROM_PYTHON_MAP.put(v, k));

Review Comment:
   The removals of entries from the `TO_PYTHON_MAP` also affect the 
`FROM_PYTHON_MAP` which affects the `toJava` method. It doesn't look like the 
`toJava` method is actually used so both the `toJava` method and 
`FROM_PYTHON_MAP` should be removed.





> Change PythonTranslator to generate underscore based step naming
> ----------------------------------------------------------------
>
>                 Key: TINKERPOP-2966
>                 URL: https://issues.apache.org/jira/browse/TINKERPOP-2966
>             Project: TinkerPop
>          Issue Type: Improvement
>          Components: translator
>    Affects Versions: 3.5.6
>            Reporter: Stephen Mallette
>            Priority: Minor
>
> The more idiomatic underscore based step naming was introduced a long time 
> ago but the {{PythonTranslator}}} still produces the old camelcase style.



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