'pip install' の実行中にエラーが発生しました: "ImportError: pip という名前のモジュールがありません" [重複] 質問する

OS:Mac OS X 10.7.5(ライオン)
Python バージョン: 2.7.5

私はez_setup.pyを使ってsetuptools 1.0をインストールしました。セットアップツール.
その後、pip.1.4.1 pkgをダウンロードしました。pypi.python.org/pypi/pip/1.4.1 より作成。

(sudo)を実行しましpython setup.py installたアイターム出力:

running install
running bdist_egg running egg_info writing requirements to
pip.egg-info/requires.txt writing pip.egg-info/PKG-INFO writing
top-level names to pip.egg-info/top_level.txt writing dependency_links
to pip.egg-info/dependency_links.txt writing entry points to
pip.egg-info/entry_points.txt warning: manifest_maker: standard file
'setup.py' not found

reading manifest file 'pip.egg-info/SOURCES.txt' writing manifest file
'pip.egg-info/SOURCES.txt' installing library code to
build/bdist.macosx-10.6-intel/egg running install_lib warning:
install_lib: 'build/lib' does not exist -- no Python modules to
install

creating build/bdist.macosx-10.6-intel/egg creating
build/bdist.macosx-10.6-intel/egg/EGG-INFO copying
pip.egg-info/PKG-INFO -> build/bdist.macosx-10.6-intel/egg/EGG-INFO
copying pip.egg-info/SOURCES.txt ->
build/bdist.macosx-10.6-intel/egg/EGG-INFO copying
pip.egg-info/dependency_links.txt ->
build/bdist.macosx-10.6-intel/egg/EGG-INFO copying
pip.egg-info/entry_points.txt ->
build/bdist.macosx-10.6-intel/egg/EGG-INFO copying
pip.egg-info/not-zip-safe ->
build/bdist.macosx-10.6-intel/egg/EGG-INFO copying
pip.egg-info/requires.txt ->
build/bdist.macosx-10.6-intel/egg/EGG-INFO copying
pip.egg-info/top_level.txt ->
build/bdist.macosx-10.6-intel/egg/EGG-INFO creating
'dist/pip-1.4.1-py2.7.egg' and adding
'build/bdist.macosx-10.6-intel/egg' to it removing
'build/bdist.macosx-10.6-intel/egg' (and everything under it)
Processing pip-1.4.1-py2.7.egg removing
'/Users/dl/Library/Python/2.7/lib/python/site-packages/pip-1.4.1-py2.7.egg'
(and everything under it) creating
/Users/dl/Library/Python/2.7/lib/python/site-packages/pip-1.4.1-py2.7.egg
Extracting pip-1.4.1-py2.7.egg to
/Users/dl/Library/Python/2.7/lib/python/site-packages pip 1.4.1 is
already the active version in easy-install.pth Installing pip script
to /Users/dl/Library/Python/2.7/bin Installing pip-2.7 script to
/Users/dl/Library/Python/2.7/bin

Installed
/Users/dl/Library/Python/2.7/lib/python/site-packages/pip-1.4.1-py2.7.egg
Processing dependencies for pip==1.4.1 Finished processing
dependencies for pip==1.4.1

Traceback (most recent call last):
  File "/Library/Frameworks/Python.framework/Versions/2.7/bin/pip", line 9, in <module>
    load_entry_point('pip==1.4.1', 'console_scripts', 'pip')()
  File "build/bdist.macosx-10.6-intel/egg/pkg_resources.py", line 357, in load_entry_point
  File "build/bdist.macosx-10.6-intel/egg/pkg_resources.py", line 2394, in load_entry_point
  File "build/bdist.macosx-10.6-intel/egg/pkg_resources.py", line 2108, in load
ImportError: No module named pip