Finish antlr generator infrastructure

.gitignore

@@ -131,4 +131,6 @@ dmypy.json
 *.ini
 
 .antlr
-antlr*.jar
+antlr*.jar
+
+*.code-workspace

db/sc/memory.py

@@ -3,21 +3,22 @@
 from sc.core.transaction import TransactionWrite, TransactionRead, TransactionNamesWrite, TransactionNamesRead
 
 import neo4j
+import logging
 
 
 class Memory:
 
     def __init__(self, config_path: str):
         self._config = Config(config_path)
 
-        print(f"Connecting to {self._config.db_uri()}")
+        logging.info(f"Connecting to {self._config.db_uri()}")
         self._client = Client(
             self._config.db_uri(),
             self._config.db_user(),
             self._config.db_password())
 
     def close(self):
-        print(f"Close connection to {self._config.db_uri()}")
+        logging.info(f"Close connection to {self._config.db_uri()}")
         self._client.close()
 
     @property

db/sc/scs/__init__.py

@@ -0,0 +1 @@
+from .parser import SCsParser

db/sc/scs/_parser/__init__.py

@@ -0,0 +1,2 @@
+from .scsLexer import scsLexer as SCsLexerImpl
+from .scsParser import scsParser as SCsParserImpl

db/scs/parser/scsLexer.py → db/sc/scs/_parser/scsLexer.py

@@ -1,4 +1,4 @@
-# Generated from scs/scs.g4 by ANTLR 4.9.2
+# Generated from sc/scs/scs.g4 by ANTLR 4.9.2
 from antlr4 import *
 from io import StringIO
 import sys

db/scs/parser/scsParser.py → db/sc/scs/_parser/scsParser.py

@@ -1,4 +1,4 @@
-# Generated from scs/scs.g4 by ANTLR 4.9.2
+# Generated from sc/scs/scs.g4 by ANTLR 4.9.2
 # encoding: utf-8
 from antlr4 import *
 from io import StringIO

db/sc/scs/parser.py

@@ -0,0 +1,8 @@
+from ._parser import SCsLexerImpl, SCsParserImpl
+from antlr4 import *
+
+
+class SCsParser:
+
+    def __init__(self) -> None:
+        pass

db/scripts/generate_antlr.sh

@@ -1 +1,6 @@
-java -jar $1 -Dlanguage=Python3 -o scs/parser -no-listener -no-visitor -Xexact-output-dir scs/scs.g4
+if [ -z "$1" ]
+then
+      echo "Please specify path to antlr tool. For example:\033[1;34m generate_antlr.sh antlr-4.9.2-complete.jar\033[0m"
+else
+      java -jar $1 -Dlanguage=Python3 -o sc/scs/_parser -no-listener -no-visitor -Xexact-output-dir sc/scs/scs.g4
+fi

db/tests/units/scs/test_scs_parser.py

@@ -0,0 +1,6 @@
+import unittest
+
+class TestSCsParser(unittest.TestCase):
+
+    def test_smoke(self):
+        pass