code: def _ac_package_names(incomplete):
      from . import packages_impl
  
      return sorted(
          [
              pkg.metadata["Name"]
              for pkg in packages_impl.packages(all=False)
              if pkg.metadata["Name"].startswith(incomplete)
          ]
      )
  
imports: import click
  from guild import click_util
  from .None import ac_support
label_desc: Use image node_id 2 for calling a global function with example usage: _ac_package_names(incomplete) and returns: sorted