looks like i had python2 and 3 swapped. java, python3, c# pass. python2, js each have same single test failing: testCharSetWithQuote1

runtime/Python3/bin/pygrun

@@ -3,11 +3,10 @@ __author__ = 'jszheng'
 import optparse
 import sys
 import os
-
+import importlib
 from antlr4 import *
 
 
-
 # this is a python version of TestRig
 def beautify_lisp_string(in_string):
     indent_size = 3

runtime/Python3/src/antlr4/BufferedTokenStream.py

@@ -39,11 +39,9 @@
 # {@link Token#HIDDEN_CHANNEL}, use a filtering token stream such a
 # {@link CommonTokenStream}.</p>
 from io import StringIO
-
 from antlr4.Token import Token
 from antlr4.error.Errors import IllegalStateException
 
-
 # need forward declaration
 Lexer = None
 

runtime/Python3/src/antlr4/FileStream.py

@@ -36,7 +36,6 @@
 
 import codecs
 import unittest
-
 from antlr4.InputStream import InputStream
 
 

runtime/Python3/src/antlr4/IntervalSet.py

@@ -1,9 +1,7 @@
 from io import StringIO
 import unittest
-
 from antlr4.Token import Token
 
-
 # need forward declarations
 IntervalSet = None
 

runtime/Python3/src/antlr4/LL1Analyzer.py

@@ -31,6 +31,7 @@
 from antlr4.IntervalSet import IntervalSet
 from antlr4.Token import Token
 from antlr4.PredictionContext import PredictionContext, SingletonPredictionContext, PredictionContextFromRuleContext
+from antlr4.RuleContext import RuleContext
 from antlr4.atn.ATN import ATN
 from antlr4.atn.ATNConfig import ATNConfig
 from antlr4.atn.ATNState import ATNState, RuleStopState

runtime/Python3/src/antlr4/Lexer.py

@@ -34,14 +34,13 @@
 #  of speed.
 #/
 from io import StringIO
-
 from antlr4.CommonTokenFactory import CommonTokenFactory
+from antlr4.atn.LexerATNSimulator import LexerATNSimulator
 from antlr4.InputStream import InputStream
 from antlr4.Recognizer import Recognizer
 from antlr4.Token import Token
 from antlr4.error.Errors import IllegalStateException, LexerNoViableAltException, RecognitionException
 
-
 class TokenSource(object):
 
     pass

runtime/Python3/src/antlr4/Parser.py

@@ -38,10 +38,9 @@ from antlr4.Token import Token
 from antlr4.Lexer import Lexer
 from antlr4.atn.ATNDeserializer import ATNDeserializer
 from antlr4.atn.ATNDeserializationOptions import ATNDeserializationOptions
-from antlr4.error.Errors import UnsupportedOperationException
+from antlr4.error.Errors import UnsupportedOperationException, RecognitionException
 from antlr4.tree.ParseTreePatternMatcher import ParseTreePatternMatcher
-from antlr4.tree.Tree import ParseTreeListener
-
+from antlr4.tree.Tree import ParseTreeListener, TerminalNode, ErrorNode
 
 class TraceListener(ParseTreeListener):
 

runtime/Python3/src/antlr4/PredictionContext.py

@@ -29,7 +29,6 @@
 #  THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 #/
 from io import StringIO
-
 from antlr4.RuleContext import RuleContext
 from antlr4.atn.ATN import ATN
 from antlr4.atn.ATNState import ATNState

runtime/Python3/src/antlr4/RuleContext.py

@@ -50,11 +50,9 @@
 #  @see ParserRuleContext
 #/
 from io import StringIO
-
 from antlr4.tree.Tree import RuleNode, INVALID_INTERVAL, ParseTreeVisitor
 from antlr4.tree.Trees import Trees
 
-
 # need forward declarations
 RuleContext = None
 Parser = None

runtime/Python3/src/antlr4/__init__.py

@@ -1 +1,20 @@
-
+from antlr4.Token import Token
+from antlr4.InputStream import InputStream
+from antlr4.FileStream import FileStream
+from antlr4.BufferedTokenStream import TokenStream
+from antlr4.CommonTokenStream import CommonTokenStream
+from antlr4.Lexer import Lexer
+from antlr4.Parser import Parser
+from antlr4.dfa.DFA import DFA
+from antlr4.atn.ATN import ATN
+from antlr4.atn.ATNDeserializer import ATNDeserializer
+from antlr4.atn.LexerATNSimulator import LexerATNSimulator
+from antlr4.atn.ParserATNSimulator import ParserATNSimulator
+from antlr4.atn.PredictionMode import PredictionMode
+from antlr4.PredictionContext import PredictionContextCache
+from antlr4.ParserRuleContext import ParserRuleContext
+from antlr4.tree.Tree import ParseTreeListener, ParseTreeVisitor, ParseTreeWalker, TerminalNode, ErrorNode, RuleNode
+from antlr4.error.Errors import RecognitionException, IllegalStateException, NoViableAltException
+from antlr4.error.ErrorStrategy import BailErrorStrategy
+from antlr4.error.DiagnosticErrorListener import DiagnosticErrorListener
+from antlr4.Utils import str_list

runtime/Python3/src/antlr4/atn/ATNConfig.py

@@ -37,11 +37,11 @@
 #  an ATN state.
 #/
 from io import StringIO
-
+from antlr4.PredictionContext import PredictionContext
 from antlr4.atn.ATNState import ATNState, DecisionState
+from antlr4.atn.LexerActionExecutor import LexerActionExecutor
 from antlr4.atn.SemanticContext import SemanticContext
 
-
 # need a forward declaration
 ATNConfig = None
 

runtime/Python3/src/antlr4/atn/ATNConfigSet.py

@@ -34,8 +34,7 @@
 # graph-structured stack.
 #/
 from io import StringIO
-
-from antlr4.PredictionContext import merge
+from antlr4.PredictionContext import PredictionContext, merge
 from antlr4.Utils import str_list
 from antlr4.atn.ATN import ATN
 from antlr4.atn.ATNConfig import ATNConfig

runtime/Python3/src/antlr4/atn/ATNDeserializer.py

@@ -28,7 +28,7 @@
 #  THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 #/
 from uuid import UUID
-
+from io import StringIO
 from antlr4.Token import Token
 from antlr4.atn.ATN import ATN
 from antlr4.atn.ATNType import ATNType
@@ -37,7 +37,6 @@ from antlr4.atn.Transition import *
 from antlr4.atn.LexerAction import *
 from antlr4.atn.ATNDeserializationOptions import ATNDeserializationOptions
 
-
 # This is the earliest supported serialized UUID.
 BASE_SERIALIZED_UUID = UUID("AADB8D7E-AEEF-4415-AD2B-8204D6CF042E")
 

runtime/Python3/src/antlr4/atn/ParserATNSimulator.py

@@ -257,7 +257,6 @@
 # the input.</p>
 #
 import sys
-
 from antlr4 import DFA
 from antlr4.PredictionContext import PredictionContextCache, PredictionContext, SingletonPredictionContext, \
     PredictionContextFromRuleContext
@@ -273,7 +272,7 @@ from antlr4.atn.ATNConfigSet import ATNConfigSet
 from antlr4.atn.ATNSimulator import ATNSimulator
 from antlr4.atn.ATNState import StarLoopEntryState, DecisionState, RuleStopState, ATNState
 from antlr4.atn.PredictionMode import PredictionMode
-from antlr4.atn.SemanticContext import SemanticContext, andContext, orContext
+from antlr4.atn.SemanticContext import SemanticContext, AND, andContext, orContext
 from antlr4.atn.Transition import Transition, RuleTransition, ActionTransition, PrecedencePredicateTransition, \
     PredicateTransition, AtomTransition, SetTransition, NotSetTransition
 from antlr4.dfa.DFAState import DFAState, PredPrediction

runtime/Python3/src/antlr4/atn/SemanticContext.py

@@ -37,7 +37,6 @@
 #  {@link SemanticContext} within the scope of this outer class.</p>
 #
 from io import StringIO
-
 from antlr4.Recognizer import Recognizer
 from antlr4.RuleContext import RuleContext
 

runtime/Python3/src/antlr4/dfa/DFASerializer.py

@@ -31,7 +31,6 @@
 
 # A DFA walker that knows how to dump them to serialized strings.#/
 from io import StringIO
-
 from antlr4 import DFA
 from antlr4.Utils import str_list
 from antlr4.dfa.DFAState import DFAState

runtime/Python3/src/antlr4/dfa/DFAState.py

@@ -31,7 +31,7 @@
 
 # Map a predicate to a predicted alternative.#/
 from io import StringIO
-
+from antlr4.atn.ATNConfigSet import ATNConfigSet
 from antlr4.atn.SemanticContext import SemanticContext
 
 

runtime/Python3/src/antlr4/error/DiagnosticErrorListener.py

@@ -50,12 +50,10 @@
 # </ul>
 
 from io import StringIO
-
 from antlr4 import Parser, DFA
 from antlr4.atn.ATNConfigSet import ATNConfigSet
 from antlr4.error.ErrorListener import ErrorListener
 
-
 class DiagnosticErrorListener(ErrorListener):
 
     def __init__(self, exactOnly:bool=True):

runtime/Python3/src/antlr4/error/ErrorStrategy.py

@@ -28,6 +28,7 @@
 #  (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
 #  THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 #
+import sys
 from antlr4.IntervalSet import IntervalSet
 
 from antlr4.Token import Token

runtime/Python3/src/antlr4/error/Errors.py

@@ -60,7 +60,8 @@ class CancellationException(IllegalStateException):
 #  and what kind of problem occurred.
 
 from antlr4.InputStream import InputStream
-
+from antlr4.ParserRuleContext import ParserRuleContext
+from antlr4.Recognizer import Recognizer
 
 class RecognitionException(Exception):
 

runtime/Python3/src/antlr4/tree/ParseTreeMatch.py

@@ -34,7 +34,6 @@
 # Represents the result of matching a {@link ParseTree} against a tree pattern.
 #
 from io import StringIO
-
 from antlr4.tree.ParseTreePattern import ParseTreePattern
 from antlr4.tree.Tree import ParseTree
 

runtime/Python3/src/antlr4/tree/Trees.py

@@ -32,12 +32,10 @@
 
 # A set of utility routines useful for all kinds of ANTLR trees.#
 from io import StringIO
-
 from antlr4.Token import Token
 from antlr4.Utils import escapeWhitespace
 from antlr4.tree.Tree import RuleNode, ErrorNode, TerminalNode, Tree, ParseTree
 
-
 # need forward declaration
 Parser  = None
 

runtime/Python3/src/antlr4/xpath/XPath.py

@@ -42,8 +42,7 @@
 # <p>
 # Whitespace is not allowed.</p>
 #
-from io import StringIO
-
+from xmlrpc.client import boolean
 from antlr4 import CommonTokenStream, DFA, PredictionContextCache, Lexer, LexerATNSimulator, ParserRuleContext, TerminalNode
 from antlr4.InputStream import InputStream
 from antlr4.Parser import Parser
@@ -55,6 +54,7 @@ from antlr4.tree.Tree import ParseTree
 from antlr4.tree.Trees import Trees
 from antlr4.atn.ATNDeserializer import ATNDeserializer
 
+from io import StringIO
 
 def serializedATN():
     with StringIO() as buf: