code: def test_generate_package():
      """validate that the generate_package function can handle all sorts of inputs
      and generate valid Package objects.
  
      """
      m = {
          # normal module syntax should just work.
          "caliban.cli": ufs.module_package("caliban.cli"),
          # This one is controversial, maybe... if something exists as a module
          # if you replace slashes with dots, THEN it will also parse as a
          # module. If it exists as a file in its own right this won't happen.
          #
          # TODO get a test in for this final claim using temp directories.
          "caliban/cli": ufs.module_package("caliban.cli"),
          # root scripts or packages should require the entire local directory.
          "setup": ufs.module_package("setup"),
          "cake.py": ufs.script_package("cake.py", "python"),
          # This is busted but should still parse.
          "face.cake.py": ufs.script_package("face.cake.py", "python"),
          # Paths into directories should parse properly into modules and include
          # the root as their required package to import.
          "face/cake.py": ufs.script_package("face/cake.py", "python"),
          # Deeper nesting works.
          "face/cake/cheese.py": ufs.script_package(
              "face/cake/cheese.py", "python"
          ),
          # Other executables work.
          "face/cake/cheese.sh": ufs.script_package(
              "face/cake/cheese.sh"
          ),
      }
      for k in m:
          assert ufs.generate_package(k) == m[k]
  
file_path: caliban/tests/caliban/util/test_fs.py
imports: import io
  import json
  import os
  import caliban.util.fs
label_desc: Use image node_id 2 for calling a global function with example usage: test_generate_package() without return types