def candidates(self):
actual_candidates = []
for quote in self.allowed_quotes:
candidates = ['']
nested_allowed = copy.copy(self.allowed_quotes)
nested_allowed.remove(quote)
for v in self.node.values:
if is_str(v):
try:
candidates = [
x + self.str_for(v.s, quote) for x in candidates
]
except:
continue
elif isinstance(v, ast.FormattedValue):
try:
candidates = [
x + y for x in candidates for y in FormattedValue(
v, nested_allowed).get_candidates()
]
except:
continue
else:
raise RuntimeError('Unexpected JoinedStr value')
actual_candidates += [
'f' + quote + x + quote for x in candidates
]
actual_candidates = filter(self.is_correct_ast, actual_candidates)
return actual_candidates
def visit_JoinedStr(self, node):
for v in node.values:
if is_str(v):
# Can't hoist this!
continue
else:
self.visit(v)
def candidates(self):
candidates = ['']
for v in self.node.values:
if is_str(v):
candidates = [x + self.str_for(v.s) for x in candidates]
elif isinstance(v, ast.FormattedValue):
candidates = [
x + y for x in candidates for y in FormattedValue(
v, self.allowed_quotes).get_candidates()
]
else:
raise RuntimeError('Unexpected JoinedStr value')
return candidates
def value(self):
if is_str(self._value_node) or (hasattr(ast, 'Bytes') and isinstance(
self._value_node, ast.Bytes)):
return self._value_node.s
else:
return self._value_node.value