python运行piplist错误_python,pip_piplist错误，python,pipphpStudy

pip list错误

pip install --upgrade pip 也无效

------------------------------------------------------------

/usr/bin/pip run on Tue Jul 5 17:01:59 2016

adium-theme-ubuntu (0.3.4)

apt-xapian-index (0.45)

argparse (1.2.1)

beautifulsoup4 (4.3.2)

bypy (1.2.22)

chardet (2.0.1)

colorama (0.3.7)

command-not-found (0.3)

cssselect (0.9.2)

cvxopt (1.1.4)

debtagshw (0.1)

decorator (3.4.0)

defer (1.0.6)

dirspec (13.10)

Django (1.9.7)

django-tagging (0.4.3)

dnspython (1.11.1)

docutils (0.12)

duplicity (0.6.23)

enum (0.4.6)

f.lux-indicator-applet (1.1.8)

gitdb (0.6.4)

GitPython (2.0.5)

gyp (0.1)

html5lib (0.999)

httplib2 (0.8)

Jinja2 (2.8)

joblib (0.8.3)

lockfile (0.8)

lxml (3.3.3)

MarkupSafe (0.23)

matplotlib (1.3.1)

ndg-httpsclient (0.3.2)

nose (1.3.4)

numexpr (2.4)

numpy (1.8.2)

oauthlib (0.6.1)

oneconf (0.3.7.14.4.1)

openpyxl (1.7.0)

PAM (0.4.2)

pandas (0.15.0)

parameters (0.2.1)

parsel (1.0.2)

patsy (0.3.0)

pexpect (3.1)

Pillow (2.3.0)

pip (1.5.4)

piston-mini-client (0.7.5)

pyasn1 (0.1.7)

pycrypto (2.6.1)

pycups (1.9.66)

pydispatch (1.1.0)

Pygments (2.1.3)

pygobject (3.12.0)

pyOpenSSL (0.13)

pyparsing (2.0.1)

pyserial (2.6)

pysmbc (1.0.14.1)

Exception:

Traceback (most recent call last):

File "/usr/lib/python2.7/dist-packages/pip/basecommand.py", line 122, in main

status &＃61; self.run(options, args)

File "/usr/lib/python2.7/dist-packages/pip/commands/list.py", line 80, in run

self.run_listing(options)

File "/usr/lib/python2.7/dist-packages/pip/commands/list.py", line 142, in run_listing

self.output_package_listing(installed_packages)

File "/usr/lib/python2.7/dist-packages/pip/commands/list.py", line 151, in output_package_listing

if dist_is_editable(dist):

File "/usr/lib/python2.7/dist-packages/pip/util.py", line 366, in dist_is_editable

req &＃61; FrozenRequirement.from_dist(dist, [])

File "/usr/lib/python2.7/dist-packages/pip/__init__.py", line 286, in from_dist

assert len(specs) &＃61;&＃61; 1 and specs[0][0] &＃61;&＃61; &＃39;&＃61;&＃61;&＃39;

AssertionError

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