Merge pull request #9283 from Rylan12/fix-update-python-resources

fix update-python-resources for formulae not in a tap

Library/Homebrew/utils/pypi.rb

@@ -130,7 +130,7 @@ module PyPI
   def update_python_resources!(formula, version: nil, package_name: nil, extra_packages: nil, exclude_packages: nil,
                                print_only: false, silent: false, ignore_non_pypi_packages: false)
 
-    auto_update_list = formula.tap.pypi_formula_mappings
+    auto_update_list = formula.tap&.pypi_formula_mappings
     if auto_update_list.present? && auto_update_list.key?(formula.full_name) &&
        package_name.blank? && extra_packages.blank? && exclude_packages.blank?