Locas, cdo hago un sudo pip install requirements.txt

me tira:

Could not find a version that satisfies the requirement requirements.txt (from versions:)

no matching distribution found for requirements.txt

Un pip List me tira 
adium-theme-ubuntu (0.3.4)
Babel (1.3)
beautifulsoup4 (4.4.1)
chardet (2.3.0)
cryptography (1.2.3)
decorator (4.0.6)
docutils (0.12)
enum34 (1.1.2)
feedparser (5.1.3)
funcsigs (0.4)
gevent (1.1.0)
greenlet (0.4.9)
html5lib (0.999)
idna (2.0)
ipaddress (1.0.16)
Jinja2 (2.8)
lxml (3.5.0)
Mako (1.0.3)
MarkupSafe (0.23)
mock (1.3.0)
ndg-httpsclient (0.4.0)
odoo (9.0rc20170712)
passlib (1.6.5)
pbr (1.8.0)
Pillow (3.1.2)
pip (9.0.1)
psutil (3.4.2)
psycopg2 (2.6.1)
pyasn1 (0.1.9)
PyChart (1.39)
pydot (1.0.29)
Pygments (2.1)
pyinotify (0.9.6)
pyOpenSSL (0.15.1)
pyparsing (2.0.3)
pyPdf (1.13)
python-dateutil (2.4.2)
python-ldap (2.4.22)
python-openid (2.2.5)
python-stdnum (1.2)
pytz (2014.10)
PyYAML (3.11)
reportlab (3.3.0)
requests (2.9.1)
roman (2.0.0)
setuptools (20.7.0)
six (1.10.0)
suds-jurko (0.7.dev0)
unity-lens-photos (1.0)
urllib3 (1.13.1)
uTidylib (0.2)
vatnumber (1.2)
vobject (0.8.1rc0)
Werkzeug (0.10.4)
wheel (0.29.0)
xlwt (0.7.5)
 

Que estoy haciendo mal?

Juan