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How to use _handle_import_from method in avocado

Best Python code snippet using avocado_python

reference_ast_node_visitor.py

Source:reference_ast_node_visitor.py

...105    elif isinstance(node, _ast.Import):106      self._handle_import(node)107      return108    elif isinstance(node, _ast.ImportFrom):109      self._handle_import_from(node)110      return111    elif isinstance(node, _ast.Assign):112      self._handle_assign(node)113      return114    elif isinstance(node, (_ast.Name, _ast.Attribute)):115      # Note: This will miss Names & Attributes contained in Imports and116      # Assign[ment]s since the children of those nodes are handled directly.117      if isinstance(node, _ast.Attribute):118        name = _get_complete_attribute_path(node)119      else:120        name = node.id121      self.references.append((name, self._find_matching_name(node), self.current_context, lineno))122    elif isinstance(node, _ast.Module):123      old_global = self.current_global_names124      module_names = []125      for module_name in module_members:126        module_names.insert(0, (module_name, join_names(name, module_name), 'Unknown'))127      self.current_global_names = module_names + old_global128    #Figure out remainder of logic aroung LEBG +_find_matching_name129    old_parent = self.parent130    self.parent = node131    old_context = self.current_context132    self.current_context = complete_name133    super(ReferenceAstNodeVisitor, self).generic_visit(node)134    self.parent = old_parent135    self.current_context = old_context136    if isinstance(node, _ast.Module):137      self.current_global_names = old_global138    elif isinstance(node, (_ast.ClassDef, _ast.FunctionDef)):139      # In case this is a nested class, restore old vals.140      # self.current_instance_names = outter_instance_vals141      # TODO### Add this to142      self.current_enclosing_names = old_enclosing143      if isinstance(node, _ast.ClassDef):144        # If it's a class, keep the things around but with full names.145        for local_name, local_complete_name, local_type_name in self.current_local_names[::-1]:146          old_local.insert(0, (join_names(name, local_name), local_complete_name, local_type_name))147      self.current_local_names = old_local148  def _find_matching_name(self, node):149    if isinstance(node, _ast.Attribute):150      name = _get_complete_attribute_path(node)151    else:152      assert isinstance(node, _ast.Name), type_name(node)153      name = node.id154    for name_list in (self.current_local_names, self.current_enclosing_names, self.current_instance_names,155                      self.current_global_names):156      # TODO: For instance names, prepend 'self.' to each for matching here.157      for node_name_tuple in name_list:158        if node_name_tuple[0] == name:159          return node_name_tuple[1]  # complete_name160    # Note that this must come below the above due to LEGB ordering.161    if name in builtins:162      return name163    return None164  def _handle_assign(self, node):165    self.generic_visit(node.value)166    for target in node.targets:167      # assert isinstance(target, _ast.Name)168      if isinstance(target, _ast.Name):169        self.current_local_names.insert(170            0, (target.id, join_names(self.current_context, target.id), type_name(node)))171      else:172        assert isinstance(target, _ast.Attribute), f'{type(target)}'173        name = _get_complete_attribute_path(target)174        self.current_local_names.append((name, name, type_name(node)))175  def _handle_import(self, node):176    for name_alias in node.names:  # Each name is an _ast.alias.177      assert isinstance(name_alias, _ast.alias), f'{type(name_alias)}'178      name = name_alias.asname if name_alias.asname is not None else name_alias.name179      self._process_module(name_alias.name)180      self.current_local_names.append((name, name_alias.name, type_name(node)))181  def _handle_import_from(self, node):182    for name_alias in node.names:  # Each name is an _ast.alias.183      assert isinstance(name_alias, _ast.alias), f'{type(name_alias)}'184      name = name_alias.asname if name_alias.asname is not None else name_alias.name185      if name is '*':186        traveler = self._process_module(node.module)187        # Blegh.188        self.current_local_names += traveler.current_local_names189        # for module_local_name in traveler.current_local_names:190        #   self.current_local_names.append()191      else:192        self.current_local_names.append((name, join_names(node.module, name_alias.name), type_name(node)))193  def _process_module(self, module_name):194    module_spec = importlib.util.find_spec(module_name)195    if module_spec.origin is None:...

ImportAnalyzer.py

Source:ImportAnalyzer.py

...132            return accepted_list133    134    def _dfs(self, node):135        if node.type == 'import_from':136            self._handle_import_from(node)137        elif node.type == 'import_name':138            self._handle_import_name(node)139        elif hasattr(node, 'children'):140            for child in node.children:141                self._dfs(child)142        else:143            pass144    def _count(self, value):145        if value in self.accepted_list:146            if len(self.counter[value]) == 0 or self.counter[value][-1] != self.entry:147                # Count by file, so do not count the same value twice148                self.counter[value].append(self.entry)149    150    def _handle_import_from(self, node):151        def get_imports(node):152            if isinstance(node.children[3], parso.python.tree.Operator) and node.children[3].value == "(":153                return node.children[4]154            else:155                return node.children[3]156        module = node.children[1]157        imports = get_imports(node)158        if module.type == 'dotted_name' and module.children[0].value == self.package:159            # Case 1: from Library.B import C160            for dotted_name in module.children:161                if dotted_name.type == 'name':162                    self._count(dotted_name.value)163        if ((module.type == 'name' and module.value == self.package) or164            (module.type == 'dotted_name' and module.children[0].value == self.package)):...

module.py

Source:module.py

...102    @staticmethod103    def _get_name_from_alias_statement(alias):104        """Returns the aliased name or original one."""105        return alias.asname if alias.asname else alias.name106    def _handle_import_from(self, statement, interesting_klass):107        self.add_imported_symbol(statement)108        if interesting_klass in [name.name for name in statement.names]:109            self.interesting_klass_found = True110        if statement.module != self.module:111            return112        name = get_statement_import_as(statement).get(self.klass, None)113        if name is not None:114            self.klass_imports.add(name)115    @staticmethod116    def _all_module_level_names(full_module_name):117        result = []118        components = full_module_name.split(".")[:-1]119        for topmost in range(len(components)):120            result.append(".".join(components[-topmost:]))121            components.pop()122        return result123    def _handle_import(self, statement):124        self.add_imported_symbol(statement)125        imported_as = get_statement_import_as(statement)126        name = imported_as.get(self.module, None)127        if name is not None:128            self.mod_imports.add(name)129        for as_name in imported_as.values():130            for mod_name in self._all_module_level_names(as_name):131                if mod_name == self.module:132                    self.mod_imports.add(mod_name)133    def iter_classes(self, interesting_klass=None):134        """135        Iterate through classes and keep track of imported avocado statements136        """137        for statement in self.mod.body:138            # Looking for a 'from <module> import <klass>'139            if isinstance(statement, ast.ImportFrom):140                self._handle_import_from(statement, interesting_klass)141            # Looking for a 'import <module>'142            elif isinstance(statement, ast.Import):143                self._handle_import(statement)144            # Looking for a 'class Anything(anything):'145            elif isinstance(statement, ast.ClassDef):...

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