def test_render_tree_exclude_reverse():
rtree = reverse_tree(tree)
tree_str = render_tree(
rtree,
list_all=True,
exclude={'itsdangerous', 'SQLAlchemy', 'Flask', 'markupsafe', 'wheel'})
expected = """alembic==0.9.10
click==6.7
Flask-Script==2.0.6
gnureadline==6.3.8
Jinja2==2.10
Lookupy==0.1
Mako==1.0.7
- alembic==0.9.10 [requires: Mako]
psycopg2==2.7.5
python-dateutil==2.7.3
- alembic==0.9.10 [requires: python-dateutil]
python-editor==1.0.3
- alembic==0.9.10 [requires: python-editor>=0.3]
redis==2.10.6
six==1.11.0
- python-dateutil==2.7.3 [requires: six>=1.5]
- alembic==0.9.10 [requires: python-dateutil]
slugify==0.0.1
Werkzeug==0.14.1"""
assert expected == tree_str
def test_reverse_tree():
rtree = reverse_tree(tree)
assert all(isinstance(k, ReqPackage) for k, vs in rtree.items())
assert all(all(isinstance(v, DistPackage) for v in vs)
for k, vs in rtree.items())
assert all(all(v.req is not None for v in vs)
for k, vs in rtree.items())
def test_reverse_tree():
rtree = reverse_tree(tree)
assert all(isinstance(k, ReqPackage) for k, vs in rtree.items())
assert all(all(isinstance(v, DistPackage) for v in vs)
for k, vs in rtree.items())
assert all(all(v.req is not None for v in vs)
for k, vs in rtree.items())
def test_render_tree_exclude_reverse():
rtree = reverse_tree(tree)
tree_str = render_tree(
rtree,
list_all=True,
exclude={'itsdangerous', 'SQLAlchemy', 'Flask', 'markupsafe', 'wheel'})
assert tree_str == """\
def find_requirements_unique_to_projects(tree, requirements,
root_package_names_to_uninstall,
exclude_packages):
name_tree = package_tree_to_name_tree(tree)
name_rtree = package_tree_to_name_tree(reverse_tree(tree))
packages_to_uninstall = set(name
for name in root_package_names_to_uninstall)
def add_to_uninstall(packages):
for package in packages:
if package in requirements or package in exclude_packages:
continue
required_by = name_rtree.get(package, set())
other_required_by = required_by - packages_to_uninstall
if not other_required_by:
packages_to_uninstall.add(package)
p_requirements = name_tree.get(package, None)
if p_requirements:
add_to_uninstall(p_requirements)
add_to_uninstall(root_package_names_to_uninstall)
return packages_to_uninstall
def test_render_tree_exclude_reverse():
rtree = reverse_tree(tree)
tree_str = render_tree(rtree, list_all=True, exclude={'itsdangerous', 'SQLAlchemy', 'Flask', 'markupsafe', 'wheel'})
expected = """alembic==0.9.10
click==6.7
Flask-Script==2.0.6
gnureadline==6.3.8
Jinja2==2.10
Lookupy==0.1
Mako==1.0.7
- alembic==0.9.10 [requires: Mako]
psycopg2==2.7.5
python-dateutil==2.7.3
- alembic==0.9.10 [requires: python-dateutil]
python-editor==1.0.3
- alembic==0.9.10 [requires: python-editor>=0.3]
redis==2.10.6
six==1.11.0
- python-dateutil==2.7.3 [requires: six>=1.5]
- alembic==0.9.10 [requires: python-dateutil]
slugify==0.0.1
Werkzeug==0.14.1"""
assert expected == tree_str
from __future__ import print_function
import pip
import pipdeptree
import subprocess
pkgs = pkgs = pip.get_installed_distributions()
dist_index = pipdeptree.build_dist_index(pkgs)
tree = pipdeptree.construct_tree(dist_index)
reversed_tree = pipdeptree.reverse_tree(tree)
names = [t.project_name for t, d in reversed_tree.items() if not d]
for name in names:
try:
result = subprocess.check_output(
["rg", "-i", "-t", "py",
name.replace('-', '_')])
except subprocess.CalledProcessError as e:
if not e.output:
print(name)
def test_reverse_tree():
rtree = reverse_tree(tree)
assert all((isinstance(k, ReqPackage) and
all(isinstance(v, DistPackage) for v in vs))
for k, vs in rtree.items())
