def find_self_initializers(fdef: FuncBase) -> List[Tuple[str, Expression]]:
"""Find attribute initializers in a method.
Return a list of pairs (attribute name, r.h.s. expression).
"""
traverser = SelfTraverser()
fdef.accept(traverser)
return traverser.results
def has_return_statement(fdef: FuncBase) -> bool:
"""Find if a function has a non-trivial return statement.
Plain 'return' and 'return None' don't count.
"""
seeker = ReturnSeeker()
fdef.accept(seeker)
return seeker.found
def has_return_statement(fdef: FuncBase) -> bool:
"""Find if a function has a non-trivial return statement.
Plain 'return' and 'return None' don't count.
"""
seeker = ReturnSeeker()
fdef.accept(seeker)
return seeker.found
def has_return_statement(fdef: FuncBase) -> bool:
class ReturnSeeker(mypy.traverser.TraverserVisitor):
def __init__(self) -> None:
self.found = False
def visit_return_stmt(self, o: ReturnStmt) -> None:
self.found = True
seeker = ReturnSeeker()
fdef.accept(seeker)
return seeker.found
def has_return_statement(fdef: FuncBase) -> bool:
class ReturnSeeker(mypy.traverser.TraverserVisitor):
def __init__(self) -> None:
self.found = False
def visit_return_stmt(self, o: ReturnStmt) -> None:
self.found = True
seeker = ReturnSeeker()
fdef.accept(seeker)
return seeker.found
def find_self_initializers(fdef: FuncBase) -> List[Tuple[str, Expression]]:
results = [] # type: List[Tuple[str, Expression]]
class SelfTraverser(mypy.traverser.TraverserVisitor):
def visit_assignment_stmt(self, o: AssignmentStmt) -> None:
lvalue = o.lvalues[0]
if (isinstance(lvalue, MemberExpr)
and isinstance(lvalue.expr, NameExpr)
and lvalue.expr.name == 'self'):
results.append((lvalue.name, o.rvalue))
fdef.accept(SelfTraverser())
return results
def find_self_initializers(fdef: FuncBase) -> List[str]:
results = [] # type: List[str]
class SelfTraverser(mypy.traverser.TraverserVisitor):
def visit_assignment_stmt(self, o: AssignmentStmt) -> None:
lvalue = o.lvalues[0]
if (isinstance(lvalue, MemberExpr) and
isinstance(lvalue.expr, NameExpr) and
lvalue.expr.name == 'self'):
results.append(lvalue.name)
fdef.accept(SelfTraverser())
return results
def has_return_statement(fdef: FuncBase) -> bool:
seeker = ReturnSeeker()
fdef.accept(seeker)
return seeker.found
def find_self_initializers(fdef: FuncBase) -> List[Tuple[str, Expression]]:
traverser = SelfTraverser()
fdef.accept(traverser)
return traverser.results
def has_return_statement(fdef: FuncBase) -> bool:
seeker = ReturnSeeker()
fdef.accept(seeker)
return seeker.found
def find_self_initializers(fdef: FuncBase) -> List[Tuple[str, Expression]]:
traverser = SelfTraverser()
fdef.accept(traverser)
return traverser.results
def has_yield_expression(fdef: FuncBase) -> bool:
seeker = YieldSeeker()
fdef.accept(seeker)
return seeker.found