Create expression3 (logic 'and') and expression4 (logic 'or') precedence

smnp/token/tokenizer.py

@@ -49,7 +49,10 @@ tokenizers = (
     separated(defaultTokenizer(TokenType.EXTEND)),
     separated(defaultTokenizer(TokenType.IMPORT)),
     separated(defaultTokenizer(TokenType.FROM)),
+    separated(defaultTokenizer(TokenType.AND)),
+    separated(defaultTokenizer(TokenType.NOT)),
     separated(defaultTokenizer(TokenType.AS)),
+    separated(defaultTokenizer(TokenType.OR)),
 
     # Identifier (couldn't be before keywords!)
     identifierTokenizer,

smnp/token/type.py

@@ -22,6 +22,9 @@ class TokenType(Enum):
     DOTS = '...'
     AMP = '&'
     DOT = '.'
+    AND = 'and'
+    OR = 'or'
+    NOT = 'not'
     INTEGER = 'integer'
     STRING = 'string'
     NOTE = 'note'