Add a requirements.txt.

Also use it within setup.py. It doesn't seem possible to define dependencies for tox with install_requires.

MANIFEST.in

@@ -7,6 +7,7 @@ include sith.py
 include conftest.py
 include pytest.ini
 include tox.ini
+include requirements.txt
 include jedi/evaluate/compiled/fake/*.pym
 include jedi/parser/python/grammar*.txt
 recursive-include test *

requirements.txt

@@ -0,0 +1 @@
+parso==0.0.1

setup.py

@@ -10,7 +10,8 @@ __AUTHOR_EMAIL__ = 'davidhalter88@gmail.com'
 
 readme = open('README.rst').read() + '\n\n' + open('CHANGELOG.rst').read()
 packages = ['jedi', 'jedi.evaluate', 'jedi.evaluate.compiled', 'jedi.api']
-install_requires = ['parso==0.0.1']
+with open('requirements.txt') as f:
+    install_requires = f.read().splitlines()
 
 setup(name='jedi',
       version=jedi.__version__,

test/test_parso_integration/test_parser_utils.py

@@ -1,4 +1,6 @@
-from jedi._compatibility import u, is_py3
+# -*- coding: utf-8 -*-
+
+from jedi._compatibility import is_py3
 from jedi import parser_utils
 from parso.python import parse
 from parso.python import tree
@@ -67,7 +69,7 @@ def test_hex_values_in_docstring():
     if is_py3:
         assert doc == '\xff'
     else:
-        assert doc == u('<EFBFBD>')
+        assert doc == u'<EFBFBD>'
 
 
 @pytest.mark.parametrize(

tox.ini

@@ -8,6 +8,7 @@ deps =
     docopt
 # coloroma for colored debug output
     colorama
+    -rrequirements.txt
 setenv =
 # https://github.com/tomchristie/django-rest-framework/issues/1957
 # tox corrupts __pycache__, solution from here: