old_contents: from dvc.utils import is_binary
  
  
  def check_build_patch():
      try:
          from .build import PKG  # file created during dvc build
  
          return PKG
      except ImportError:
          return None
  
  
  def get_package_manager():
      if not is_binary():
          return "pip"
  
      return check_build_patch()
  
new_contents: def get_package_manager():
      try:
          from .build import PKG  # file created during dvc build
  
          return PKG
      except ImportError:
          return None
  
subject: remove unnecessary pip check