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More dict to set

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Dave Halter
2018-06-17 17:45:40 +02:00
parent 1f27fa9320
commit fbed1ecfe0
1 changed files with 3 additions and 3 deletions
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6
parso/pgen2/pgen.py
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@@ -115,7 +115,7 @@ class ParserGenerator(object):
dfas = self._nonterminal_to_dfas[name] dfas = self._nonterminal_to_dfas[name]
self._first[name] = None # dummy to detect left recursion self._first[name] = None # dummy to detect left recursion
state = dfas[0] state = dfas[0]
totalset = {} totalset = set()
overlapcheck = {} overlapcheck = {}
for nonterminal_or_string, next in state.arcs.items(): for nonterminal_or_string, next in state.arcs.items():
if nonterminal_or_string in self._nonterminal_to_dfas: if nonterminal_or_string in self._nonterminal_to_dfas:
@@ -133,8 +133,8 @@ class ParserGenerator(object):
overlapcheck[nonterminal_or_string] = fset overlapcheck[nonterminal_or_string] = fset
else: else:
# It's a string. We have finally found a possible first token. # It's a string. We have finally found a possible first token.
totalset[nonterminal_or_string] = 1 totalset.add(nonterminal_or_string)
overlapcheck[nonterminal_or_string] = {nonterminal_or_string: 1} overlapcheck[nonterminal_or_string] = set([nonterminal_or_string])
inverse = {} inverse = {}
for nonterminal_or_string, itsfirst in overlapcheck.items(): for nonterminal_or_string, itsfirst in overlapcheck.items():
for symbol in itsfirst: for symbol in itsfirst: