Remove "Cannot run pdb yet" warning

Author: msimacek

graalpython/com.oracle.graal.python/src/com/oracle/graal/python/builtins/modules/SysModuleBuiltins.java

@@ -104,7 +104,6 @@
 import static com.oracle.graal.python.nodes.ErrorMessages.REC_LIMIT_GREATER_THAN_1;
 import static com.oracle.graal.python.nodes.ErrorMessages.SWITCH_INTERVAL_MUST_BE_POSITIVE;
 import static com.oracle.graal.python.nodes.ErrorMessages.S_EXPECTED_GOT_P;
-import static com.oracle.graal.python.nodes.ErrorMessages.WARN_CANNOT_RUN_PDB_YET;
 import static com.oracle.graal.python.nodes.ErrorMessages.WARN_DEPRECTATED_SYS_CHECKINTERVAL;
 import static com.oracle.graal.python.nodes.ErrorMessages.WARN_IGNORE_UNIMPORTABLE_BREAKPOINT_S;
 import static com.oracle.graal.python.nodes.SpecialAttributeNames.T___;
@@ -1557,7 +1556,6 @@ Object doHook(VirtualFrame frame, Object[] args, PKeyword[] keywords,
                         @Cached TruffleString.SubstringNode substringNode) {
             TruffleString hookName = getEnvVar(frame, importNode, getAttr, callMethodObjArgs, castToStringNode);
             if (hookName == null || hookName.isEmpty()) {
-                warnNode.warnFormat(frame, RuntimeWarning, WARN_CANNOT_RUN_PDB_YET);
                 hookName = T_VAL_PDB_SETTRACE;
             }
 

graalpython/com.oracle.graal.python/src/com/oracle/graal/python/nodes/ErrorMessages.java

@@ -1338,7 +1338,6 @@ public abstract class ErrorMessages {
     public static final TruffleString WARN_INT_CONVERSION_DEPRECATED = tsLiteral("an integer is required (got type %p).  " +
                     "Implicit conversion to integers using __int__ is deprecated, " +
                     "and may be removed in a future version of Python.");
-    public static final TruffleString WARN_CANNOT_RUN_PDB_YET = tsLiteral("Graal Python cannot run pdb, yet, consider using `--inspect` on the commandline");
     public static final TruffleString WARN_IGNORE_UNIMPORTABLE_BREAKPOINT_S = tsLiteral("Ignoring unimportable $PYTHONBREAKPOINT: \"%s\"");
     public static final TruffleString WARN_DEPRECTATED_SYS_CHECKINTERVAL = tsLiteral("sys.getcheckinterval() and sys.setcheckinterval() " +
                     "are deprecated.  Use sys.getswitchinterval() instead.");