def visit_Exec(self, n: ast27.Exec) -> ExpressionStmt:
new_globals = n.globals
new_locals = n.locals
if new_globals is None:
new_globals = ast27.Name("None",
ast27.Load(),
lineno=-1,
col_offset=-1)
if new_locals is None:
new_locals = ast27.Name("None",
ast27.Load(),
lineno=-1,
col_offset=-1)
# TODO: Comment in visit_Print also applies here
return self.visit_Expr(
ast27.Expr(ast27.Call(ast27.Name("exec",
ast27.Load(),
lineno=n.lineno,
col_offset=-1),
[n.body, new_globals, new_locals], [],
None,
None,
lineno=n.lineno,
col_offset=-1),
lineno=n.lineno,
col_offset=-1))
def visit_Repr(self, n: ast27.Repr) -> CallExpr:
# TODO: Comment in visit_Print also applies here
return self.visit_Call(ast27.Call(
ast27.Name("repr", ast27.Load(), lineno=n.lineno, col_offset=-1),
n.value,
[], None, None,
lineno=n.lineno, col_offset=-1))
def visit_Print(self, n: ast27.Print) -> ExpressionStmt:
keywords = []
if n.dest is not None:
keywords.append(ast27.keyword("file", n.dest))
if not n.nl:
keywords.append(ast27.keyword("end", ast27.Str(" ", 0,
lineno=n.lineno, col_offset=-1)))
# TODO: Rather then desugaring Print into an intermediary ast27.Call object, it might
# be more efficient to just directly create a mypy.node.CallExpr object.
call = ast27.Call(
ast27.Name("print", ast27.Load(), lineno=n.lineno, col_offset=-1),
n.values, keywords, None, None,
lineno=n.lineno, col_offset=-1)
return self.visit_Expr(ast27.Expr(call, lineno=n.lineno, col_offset=-1))