def visit_import_from(self, node: ImportFrom) -> None:
# We can't bind module names during the first pass, as the target module might be
# unprocessed. However, we add dummy unbound imported names to the symbol table so
# that we at least know that the name refers to a module.
at_module = self.sem.is_module_scope()
node.is_top_level = at_module
if not at_module:
return
for name, as_name in node.names:
imported_name = as_name or name
if imported_name not in self.sem.globals:
sym = create_indirect_imported_name(self.sem.cur_mod_node,
node.id, node.relative,
name)
if sym:
self.add_symbol(imported_name, sym, context=node)
def visit_import_from(self, node: ImportFrom) -> None:
# We can't bind module names during the first pass, as the target module might be
# unprocessed. However, we add dummy unbound imported names to the symbol table so
# that we at least know that the name refers to a module.
at_module = self.sem.is_module_scope()
node.is_top_level = at_module
if not at_module:
return
for name, as_name in node.names:
imported_name = as_name or name
if imported_name not in self.sem.globals:
sym = create_indirect_imported_name(self.sem.cur_mod_node,
node.id,
node.relative,
name)
if sym:
self.add_symbol(imported_name, sym, context=node)
def visit_import_from(self, node: ImportFrom) -> None:
if node.assignments:
node.assignments = []
else:
# If the node is unreachable, don't reset entries: they point to something else!
if node.is_unreachable: return
if self.names:
# Reset entries in the symbol table. This is necessary since
# otherwise the semantic analyzer will think that the import
# assigns to an existing name instead of defining a new one.
for name, as_name in node.names:
imported_name = as_name or name
# This assert is safe since we check for self.names above.
assert self.file_node is not None
sym = create_indirect_imported_name(
self.file_node, node.id, node.relative, name)
if sym:
self.names[imported_name] = sym
def visit_import_from(self, node: ImportFrom) -> None:
# Imports can include both overriding symbols and fresh ones,
# and we need to clear both.
node.assignments = []
# If the node is unreachable, don't reset entries: they point to something else!
if node.is_unreachable: return
if self.names:
# Reset entries in the symbol table. This is necessary since
# otherwise the semantic analyzer will think that the import
# assigns to an existing name instead of defining a new one.
for name, as_name in node.names:
imported_name = as_name or name
# This assert is safe since we check for self.names above.
assert self.file_node is not None
sym = create_indirect_imported_name(self.file_node,
node.id,
node.relative,
name)
if sym:
self.names[imported_name] = sym
