Added missing import statement and applied pep8.

parent 8beba7ba
......@@ -17,6 +17,7 @@ sys.path.insert(0, PYBISON_BUILD)
sys.path.insert(1, EXTERNAL_MODS)
from pybison import BisonParser, BisonSyntaxError
from graph_drawing.graph import generate_graph
# Check for n-ary operator in child nodes
......@@ -39,7 +40,7 @@ class Parser(BisonParser):
# of tokens of the lex script.
tokens = ['NUMBER', 'IDENTIFIER',
'PLUS', 'MINUS', 'TIMES', 'DIVIDE', 'POW',
'LPAREN', 'RPAREN', 'COMMA', #'CONCAT_POW',
'LPAREN', 'RPAREN', 'COMMA', # 'CONCAT_POW',
'NEWLINE', 'QUIT', 'RAISE', 'GRAPH']
# ------------------------------
......
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