def test_remove_youngest_descendant_nodes_with_specs(): records, specs = get_conda_build_record_set() graph = PrefixGraph(records, tuple(specs) + (MatchSpec("python:requests"),)) removed_nodes = graph.remove_youngest_descendant_nodes_with_specs() remaining_nodes = tuple(rec.name for rec in graph.records) pprint(remaining_nodes) order = ( 'ca-certificates', 'conda-env', 'libgcc-ng', 'libstdcxx-ng', 'libffi', 'ncurses', 'openssl', 'patchelf', 'tk', 'xz', 'yaml', 'zlib', 'libedit', 'readline', 'sqlite', 'python', 'asn1crypto', 'beautifulsoup4', 'certifi', 'chardet', 'cryptography-vectors', 'filelock', 'glob2', 'idna', 'markupsafe', 'pkginfo', 'psutil', 'pycosat', 'pycparser', 'pysocks', 'pyyaml', 'ruamel_yaml', 'six', 'cffi', 'setuptools', 'cryptography', 'jinja2', 'pyopenssl', 'urllib3', 'requests', 'conda', ) assert remaining_nodes == order order = ( 'intel-openmp', 'conda-build', ) removed_nodes = tuple(rec.name for rec in removed_nodes) pprint(removed_nodes) assert removed_nodes == order # again removed_nodes = graph.remove_youngest_descendant_nodes_with_specs() remaining_nodes = tuple(rec.name for rec in graph.records) pprint(remaining_nodes) order = ( 'conda-env', 'ca-certificates', 'libgcc-ng', 'libstdcxx-ng', 'libffi', 'ncurses', 'openssl', 'patchelf', 'tk', 'xz', 'yaml', 'zlib', 'libedit', 'readline', 'sqlite', 'python', 'asn1crypto', 'beautifulsoup4', 'certifi', 'chardet', 'cryptography-vectors', 'filelock', 'glob2', 'idna', 'markupsafe', 'pkginfo', 'psutil', 'pycosat', 'pycparser', 'pysocks', 'pyyaml', 'ruamel_yaml', 'six', 'cffi', 'setuptools', 'cryptography', 'jinja2', 'pyopenssl', 'urllib3', 'requests', ) assert remaining_nodes == order order = ( 'conda', ) removed_nodes = tuple(rec.name for rec in removed_nodes) pprint(removed_nodes) assert removed_nodes == order # now test prune removed_nodes = graph.prune() remaining_nodes = tuple(rec.name for rec in graph.records) pprint(remaining_nodes) order = ( 'ca-certificates', 'libgcc-ng', 'libstdcxx-ng', 'libffi', 'ncurses', 'openssl', 'tk', 'xz', 'zlib', 'libedit', 'readline', 'sqlite', 'python', 'asn1crypto', 'certifi', 'chardet', 'cryptography-vectors', 'idna', 'pycparser', 'pysocks', 'six', 'cffi', 'cryptography', 'pyopenssl', 'urllib3', 'requests', ) assert remaining_nodes == order order = ( 'conda-env', 'patchelf', 'yaml', 'beautifulsoup4', 'filelock', 'glob2', 'markupsafe', 'pkginfo', 'psutil', 'pycosat', 'pyyaml', 'ruamel_yaml', 'setuptools', 'jinja2', ) removed_nodes = tuple(rec.name for rec in removed_nodes) pprint(removed_nodes) assert removed_nodes == order
def test_deep_cyclical_dependency(): # Basically, the whole purpose of this test is to make sure nothing blows up with # recursion errors or anything like that. Cyclical dependencies will always lead to # problems, and the tests here document the behavior. # "sqlite-3.20.1-haaaaaaa_4.tar.bz2": { # "build": "haaaaaaa_4", # "build_number": 4, # "depends": [ # "libedit", # "libgcc-ng >=7.2.0", # "jinja2 2.9.6" # ], # "license": "Public-Domain (http://www.sqlite.org/copyright.html)", # "md5": "deadbeefdd677bc3ed98ddd4deadbeef", # "name": "sqlite", # "sha256": "deadbeefabd915d2f13da177a29e264e59a0ae3c6fd2a31267dcc6a8deadbeef", # "size": 1540584, # "subdir": "linux-64", # "timestamp": 1505666646842, # "version": "3.20.1" # }, graph = PrefixGraph(*get_sqlite_cyclical_record_set()) nodes = tuple(rec.name for rec in graph.records) pprint(nodes) order = ( 'ca-certificates', 'libgcc-ng', 'libstdcxx-ng', 'libffi', 'ncurses', 'openssl', 'tk', 'xz', 'zlib', 'libedit', 'readline', 'certifi', 'click', 'itsdangerous', 'markupsafe', 'python', 'setuptools', 'werkzeug', 'jinja2', 'flask', 'sqlite', # deep cyclical dependency; guess this is what we get ) assert nodes == order # test remove spec # because of this deep cyclical dependency, removing jinja2 will remove sqlite and python expected_removal = ( 'certifi', 'click', 'itsdangerous', 'markupsafe', 'python', 'setuptools', 'werkzeug', 'jinja2', 'flask', 'sqlite', ) removed_nodes = graph.remove_spec(MatchSpec("sqlite")) removed_nodes = tuple(rec.name for rec in removed_nodes) pprint(removed_nodes) assert removed_nodes == expected_removal graph = PrefixGraph(*get_sqlite_cyclical_record_set()) removed_nodes = graph.remove_spec(MatchSpec("python")) removed_nodes = tuple(rec.name for rec in removed_nodes) pprint(removed_nodes) assert removed_nodes == expected_removal graph = PrefixGraph(*get_sqlite_cyclical_record_set()) removed_nodes = graph.remove_spec(MatchSpec("jinja2")) removed_nodes = tuple(rec.name for rec in removed_nodes) pprint(removed_nodes) assert removed_nodes == expected_removal graph = PrefixGraph(*get_sqlite_cyclical_record_set()) removed_nodes = graph.remove_spec(MatchSpec("markupsafe")) removed_nodes = tuple(rec.name for rec in removed_nodes) pprint(removed_nodes) assert removed_nodes == expected_removal graph = PrefixGraph(*get_sqlite_cyclical_record_set()) removed_nodes = graph.remove_youngest_descendant_nodes_with_specs() removed_nodes = tuple(rec.name for rec in removed_nodes) pprint(removed_nodes) expected_removal = ( 'flask', ) assert removed_nodes == expected_removal removed_nodes = graph.prune() removed_nodes = tuple(rec.name for rec in removed_nodes) pprint(removed_nodes) expected_removal = ( 'click', 'itsdangerous', 'werkzeug', ) assert removed_nodes == expected_removal removed_nodes = graph.remove_youngest_descendant_nodes_with_specs() removed_nodes = tuple(rec.name for rec in removed_nodes) pprint(removed_nodes) expected_removal = ( # None, because of the cyclical dependency? ) assert removed_nodes == expected_removal graph = PrefixGraph(*get_sqlite_cyclical_record_set()) markupsafe_node = graph.get_node_by_name('markupsafe') markupsafe_ancestors = graph.all_ancestors(markupsafe_node) nodes = tuple(rec.name for rec in markupsafe_ancestors) pprint(nodes) order = ( 'ca-certificates', 'libgcc-ng', 'libstdcxx-ng', 'libffi', 'ncurses', 'openssl', 'tk', 'xz', 'zlib', 'libedit', 'readline', 'certifi', 'markupsafe', 'python', 'setuptools', 'jinja2', 'sqlite', ) assert nodes == order markupsafe_descendants = graph.all_descendants(markupsafe_node) nodes = tuple(rec.name for rec in markupsafe_descendants) pprint(nodes) order = ( 'certifi', 'click', 'itsdangerous', 'markupsafe', 'python', 'setuptools', 'werkzeug', 'jinja2', 'flask', 'sqlite', ) assert nodes == order
def test_deep_cyclical_dependency(): # Basically, the whole purpose of this test is to make sure nothing blows up with # recursion errors or anything like that. Cyclical dependencies will always lead to # problems, and the tests here document the behavior. # "sqlite-3.20.1-haaaaaaa_4.tar.bz2": { # "build": "haaaaaaa_4", # "build_number": 4, # "depends": [ # "libedit", # "libgcc-ng >=7.2.0", # "jinja2 2.9.6" # ], # "license": "Public-Domain (http://www.sqlite.org/copyright.html)", # "md5": "deadbeefdd677bc3ed98ddd4deadbeef", # "name": "sqlite", # "sha256": "deadbeefabd915d2f13da177a29e264e59a0ae3c6fd2a31267dcc6a8deadbeef", # "size": 1540584, # "subdir": "linux-64", # "timestamp": 1505666646842, # "version": "3.20.1" # }, graph = PrefixGraph(*get_sqlite_cyclical_record_set()) nodes = tuple(rec.name for rec in graph.records) pprint(nodes) order = ( 'ca-certificates', 'libgcc-ng', 'libstdcxx-ng', 'libffi', 'ncurses', 'openssl', 'tk', 'xz', 'zlib', 'libedit', 'readline', 'certifi', 'click', 'itsdangerous', 'markupsafe', 'python', 'setuptools', 'werkzeug', 'jinja2', 'flask', 'sqlite', # deep cyclical dependency; guess this is what we get ) assert nodes == order # test remove spec # because of this deep cyclical dependency, removing jinja2 will remove sqlite and python expected_removal = ( 'certifi', 'click', 'itsdangerous', 'markupsafe', 'python', 'setuptools', 'werkzeug', 'jinja2', 'flask', 'sqlite', ) removed_nodes = graph.remove_spec(MatchSpec("sqlite")) removed_nodes = tuple(rec.name for rec in removed_nodes) pprint(removed_nodes) assert removed_nodes == expected_removal graph = PrefixGraph(*get_sqlite_cyclical_record_set()) removed_nodes = graph.remove_spec(MatchSpec("python")) removed_nodes = tuple(rec.name for rec in removed_nodes) pprint(removed_nodes) assert removed_nodes == expected_removal graph = PrefixGraph(*get_sqlite_cyclical_record_set()) removed_nodes = graph.remove_spec(MatchSpec("jinja2")) removed_nodes = tuple(rec.name for rec in removed_nodes) pprint(removed_nodes) assert removed_nodes == expected_removal graph = PrefixGraph(*get_sqlite_cyclical_record_set()) removed_nodes = graph.remove_spec(MatchSpec("markupsafe")) removed_nodes = tuple(rec.name for rec in removed_nodes) pprint(removed_nodes) assert removed_nodes == expected_removal graph = PrefixGraph(*get_sqlite_cyclical_record_set()) removed_nodes = graph.remove_youngest_descendant_nodes_with_specs() removed_nodes = tuple(rec.name for rec in removed_nodes) pprint(removed_nodes) expected_removal = ( 'flask', ) assert removed_nodes == expected_removal removed_nodes = graph.prune() removed_nodes = tuple(rec.name for rec in removed_nodes) pprint(removed_nodes) expected_removal = ( 'click', 'itsdangerous', 'werkzeug', ) assert removed_nodes == expected_removal removed_nodes = graph.remove_youngest_descendant_nodes_with_specs() removed_nodes = tuple(rec.name for rec in removed_nodes) pprint(removed_nodes) expected_removal = ( # None, because of the cyclical dependency? ) assert removed_nodes == expected_removal graph = PrefixGraph(*get_sqlite_cyclical_record_set()) markupsafe_node = graph.get_node_by_name('markupsafe') markupsafe_ancestors = graph.all_ancestors(markupsafe_node) nodes = tuple(rec.name for rec in markupsafe_ancestors) pprint(nodes) order = ( 'ca-certificates', 'libgcc-ng', 'libstdcxx-ng', 'libffi', 'ncurses', 'openssl', 'tk', 'xz', 'zlib', 'libedit', 'readline', 'certifi', 'markupsafe', 'python', 'setuptools', 'jinja2', 'sqlite', ) assert nodes == order markupsafe_descendants = graph.all_descendants(markupsafe_node) nodes = tuple(rec.name for rec in markupsafe_descendants) pprint(nodes) order = ( 'certifi', 'click', 'itsdangerous', 'markupsafe', 'python', 'setuptools', 'werkzeug', 'jinja2', 'flask', 'sqlite', ) assert nodes == order
def post_solve_handling(context, prefix_data, final_precs, specs_to_add, specs_to_remove): # Special case handling for various DepsModifier flags. if context.deps_modifier == DepsModifier.NO_DEPS: # In the NO_DEPS case, we need to start with the original list of packages in the # environment, and then only modify packages that match specs_to_add or # specs_to_remove. # # Help information notes that use of NO_DEPS is expected to lead to broken # environments. _no_deps_solution = IndexedSet(prefix_data.iter_records()) only_remove_these = set(prec for spec in specs_to_remove for prec in _no_deps_solution if spec.match(prec)) _no_deps_solution -= only_remove_these only_add_these = set(prec for spec in specs_to_add for prec in final_precs if spec.match(prec)) remove_before_adding_back = set(prec.name for prec in only_add_these) _no_deps_solution = IndexedSet( prec for prec in _no_deps_solution if prec.name not in remove_before_adding_back) _no_deps_solution |= only_add_these # ssc.solution_precs = _no_deps_solution solution_precs = _no_deps_solution return solution_precs, specs_to_add, specs_to_remove # TODO: check if solution is satisfiable, and emit warning if it's not elif (context.deps_modifier == DepsModifier.ONLY_DEPS and context.update_modifier != UpdateModifier.UPDATE_DEPS): # Using a special instance of PrefixGraph to remove youngest child nodes that match # the original specs_to_add. It's important to remove only the *youngest* child nodes, # because a typical use might be `conda install --only-deps python=2 flask`, and in # that case we'd want to keep python. # # What are we supposed to do if flask was already in the environment? # We can't be removing stuff here that's already in the environment. # # What should be recorded for the user-requested specs in this case? Probably all # direct dependencies of flask. graph = PrefixGraph(final_precs, specs_to_add) removed_nodes = graph.remove_youngest_descendant_nodes_with_specs() specs_to_add = set(specs_to_add) specs_to_add_names = set((s.name for s in specs_to_add)) for prec in removed_nodes: for dep in prec.depends: dep = MatchSpec(dep) if dep.name not in specs_to_add_names: specs_to_add.add(dep) # unfreeze specs_to_add = frozenset(specs_to_add) # Add back packages that are already in the prefix. specs_to_remove_names = set(spec.name for spec in specs_to_remove) add_back = tuple( prefix_data.get(node.name, None) for node in removed_nodes if node.name not in specs_to_remove_names) solution_precs = tuple( PrefixGraph(concatv(graph.graph, filter(None, add_back))).graph) return solution_precs, specs_to_add, specs_to_remove return final_precs, specs_to_add, specs_to_remove
def test_remove_youngest_descendant_nodes_with_specs(): records, specs = get_conda_build_record_set() graph = PrefixGraph(records, tuple(specs) + (MatchSpec("python:requests"),)) removed_nodes = graph.remove_youngest_descendant_nodes_with_specs() remaining_nodes = tuple(rec.name for rec in graph.records) pprint(remaining_nodes) order = ( 'ca-certificates', 'conda-env', 'libgcc-ng', 'libstdcxx-ng', 'libffi', 'ncurses', 'openssl', 'patchelf', 'tk', 'xz', 'yaml', 'zlib', 'libedit', 'readline', 'sqlite', 'python', 'asn1crypto', 'beautifulsoup4', 'certifi', 'chardet', 'cryptography-vectors', 'filelock', 'glob2', 'idna', 'markupsafe', 'pkginfo', 'psutil', 'pycosat', 'pycparser', 'pysocks', 'pyyaml', 'ruamel_yaml', 'six', 'cffi', 'setuptools', 'cryptography', 'jinja2', 'pyopenssl', 'urllib3', 'requests', 'conda', ) assert remaining_nodes == order order = ( 'intel-openmp', 'conda-build', ) removed_nodes = tuple(rec.name for rec in removed_nodes) pprint(removed_nodes) assert removed_nodes == order # again removed_nodes = graph.remove_youngest_descendant_nodes_with_specs() remaining_nodes = tuple(rec.name for rec in graph.records) pprint(remaining_nodes) order = ( 'conda-env', 'ca-certificates', 'libgcc-ng', 'libstdcxx-ng', 'libffi', 'ncurses', 'openssl', 'patchelf', 'tk', 'xz', 'yaml', 'zlib', 'libedit', 'readline', 'sqlite', 'python', 'asn1crypto', 'beautifulsoup4', 'certifi', 'chardet', 'cryptography-vectors', 'filelock', 'glob2', 'idna', 'markupsafe', 'pkginfo', 'psutil', 'pycosat', 'pycparser', 'pysocks', 'pyyaml', 'ruamel_yaml', 'six', 'cffi', 'setuptools', 'cryptography', 'jinja2', 'pyopenssl', 'urllib3', 'requests', ) assert remaining_nodes == order order = ( 'conda', ) removed_nodes = tuple(rec.name for rec in removed_nodes) pprint(removed_nodes) assert removed_nodes == order # now test prune removed_nodes = graph.prune() remaining_nodes = tuple(rec.name for rec in graph.records) pprint(remaining_nodes) order = ( 'ca-certificates', 'libgcc-ng', 'libstdcxx-ng', 'libffi', 'ncurses', 'openssl', 'tk', 'xz', 'zlib', 'libedit', 'readline', 'sqlite', 'python', 'asn1crypto', 'certifi', 'chardet', 'cryptography-vectors', 'idna', 'pycparser', 'pysocks', 'six', 'cffi', 'cryptography', 'pyopenssl', 'urllib3', 'requests', ) assert remaining_nodes == order order = ( 'conda-env', 'patchelf', 'yaml', 'beautifulsoup4', 'filelock', 'glob2', 'markupsafe', 'pkginfo', 'psutil', 'pycosat', 'pyyaml', 'ruamel_yaml', 'setuptools', 'jinja2', ) removed_nodes = tuple(rec.name for rec in removed_nodes) pprint(removed_nodes) assert removed_nodes == order
def test_deep_cyclical_dependency(): # Basically, the whole purpose of this test is to make sure nothing blows up with # recursion errors or anything like that. Cyclical dependencies will always lead to # problems, and the tests here document the behavior. # "sqlite-3.20.1-haaaaaaa_4.tar.bz2": { # "build": "haaaaaaa_4", # "build_number": 4, # "depends": [ # "libedit", # "libgcc-ng >=7.2.0", # "jinja2 2.9.6" # ], # "license": "Public-Domain (http://www.sqlite.org/copyright.html)", # "md5": "deadbeefdd677bc3ed98ddd4deadbeef", # "name": "sqlite", # "sha256": "deadbeefabd915d2f13da177a29e264e59a0ae3c6fd2a31267dcc6a8deadbeef", # "size": 1540584, # "subdir": "linux-64", # "timestamp": 1505666646842, # "version": "3.20.1" # }, graph = PrefixGraph(*get_sqlite_cyclical_record_set()) nodes = tuple(rec.dist_str() for rec in graph.records) print(nodes) order = ( 'channel-4::ca-certificates-2017.08.26-h1d4fec5_0', 'channel-4::libgcc-ng-7.2.0-h7cc24e2_2', 'channel-4::libstdcxx-ng-7.2.0-h7a57d05_2', 'channel-4::libffi-3.2.1-hd88cf55_4', 'channel-4::ncurses-6.0-h9df7e31_2', 'channel-4::openssl-1.0.2n-hb7f436b_0', 'channel-4::tk-8.6.7-hc745277_3', 'channel-4::xz-5.2.3-h55aa19d_2', 'channel-4::zlib-1.2.11-ha838bed_2', 'channel-4::libedit-3.1-heed3624_0', 'channel-4::readline-7.0-ha6073c6_4', 'channel-4::certifi-2018.1.18-py36_0', 'channel-4::click-6.7-py36h5253387_0', 'channel-4::itsdangerous-0.24-py36h93cc618_1', 'channel-4::markupsafe-1.0-py36hd9260cd_1', 'channel-4::python-3.6.4-hc3d631a_1', 'channel-4::setuptools-38.5.1-py36_0', 'channel-4::werkzeug-0.14.1-py36_0', 'channel-4::jinja2-2.9.6-py36h489bce4_1', 'channel-4::flask-0.12.2-py36hb24657c_0', 'channel-4::sqlite-3.20.1-haaaaaaa_4', # deep cyclical dependency; guess this is what we get ) assert nodes == order # test remove spec # because of this deep cyclical dependency, removing jinja2 will remove sqlite and python expected_removal = ( 'channel-4::certifi-2018.1.18-py36_0', 'channel-4::click-6.7-py36h5253387_0', 'channel-4::itsdangerous-0.24-py36h93cc618_1', 'channel-4::markupsafe-1.0-py36hd9260cd_1', 'channel-4::python-3.6.4-hc3d631a_1', 'channel-4::setuptools-38.5.1-py36_0', 'channel-4::werkzeug-0.14.1-py36_0', 'channel-4::jinja2-2.9.6-py36h489bce4_1', 'channel-4::flask-0.12.2-py36hb24657c_0', 'channel-4::sqlite-3.20.1-haaaaaaa_4', ) removed_nodes = graph.remove_spec(MatchSpec("sqlite")) removed_nodes = tuple(rec.dist_str() for rec in removed_nodes) print(removed_nodes) assert removed_nodes == expected_removal graph = PrefixGraph(*get_sqlite_cyclical_record_set()) removed_nodes = graph.remove_spec(MatchSpec("python")) removed_nodes = tuple(rec.dist_str() for rec in removed_nodes) print(removed_nodes) assert removed_nodes == expected_removal graph = PrefixGraph(*get_sqlite_cyclical_record_set()) removed_nodes = graph.remove_spec(MatchSpec("jinja2")) removed_nodes = tuple(rec.dist_str() for rec in removed_nodes) print(removed_nodes) assert removed_nodes == expected_removal graph = PrefixGraph(*get_sqlite_cyclical_record_set()) removed_nodes = graph.remove_spec(MatchSpec("markupsafe")) removed_nodes = tuple(rec.dist_str() for rec in removed_nodes) print(removed_nodes) assert removed_nodes == expected_removal graph = PrefixGraph(*get_sqlite_cyclical_record_set()) removed_nodes = graph.remove_youngest_descendant_nodes_with_specs() removed_nodes = tuple(rec.dist_str() for rec in removed_nodes) print(removed_nodes) expected_removal = ( 'channel-4::flask-0.12.2-py36hb24657c_0', ) assert removed_nodes == expected_removal removed_nodes = graph.prune() removed_nodes = tuple(rec.dist_str() for rec in removed_nodes) print(removed_nodes) expected_removal = ( 'channel-4::click-6.7-py36h5253387_0', 'channel-4::itsdangerous-0.24-py36h93cc618_1', 'channel-4::werkzeug-0.14.1-py36_0', ) assert removed_nodes == expected_removal removed_nodes = graph.remove_youngest_descendant_nodes_with_specs() removed_nodes = tuple(rec.dist_str() for rec in removed_nodes) print(removed_nodes) expected_removal = ( # None, because of the cyclical dependency? ) assert removed_nodes == expected_removal graph = PrefixGraph(*get_sqlite_cyclical_record_set()) markupsafe_node = graph.get_node_by_name('markupsafe') markupsafe_ancestors = graph.all_ancestors(markupsafe_node) nodes = tuple(rec.dist_str() for rec in markupsafe_ancestors) print(nodes) order = ( 'channel-4::ca-certificates-2017.08.26-h1d4fec5_0', 'channel-4::libgcc-ng-7.2.0-h7cc24e2_2', 'channel-4::libstdcxx-ng-7.2.0-h7a57d05_2', 'channel-4::libffi-3.2.1-hd88cf55_4', 'channel-4::ncurses-6.0-h9df7e31_2', 'channel-4::openssl-1.0.2n-hb7f436b_0', 'channel-4::tk-8.6.7-hc745277_3', 'channel-4::xz-5.2.3-h55aa19d_2', 'channel-4::zlib-1.2.11-ha838bed_2', 'channel-4::libedit-3.1-heed3624_0', 'channel-4::readline-7.0-ha6073c6_4', 'channel-4::certifi-2018.1.18-py36_0', 'channel-4::markupsafe-1.0-py36hd9260cd_1', 'channel-4::python-3.6.4-hc3d631a_1', 'channel-4::setuptools-38.5.1-py36_0', 'channel-4::jinja2-2.9.6-py36h489bce4_1', 'channel-4::sqlite-3.20.1-haaaaaaa_4', ) assert nodes == order markupsafe_descendants = graph.all_descendants(markupsafe_node) nodes = tuple(rec.dist_str() for rec in markupsafe_descendants) print(nodes) order = ( 'channel-4::certifi-2018.1.18-py36_0', 'channel-4::click-6.7-py36h5253387_0', 'channel-4::itsdangerous-0.24-py36h93cc618_1', 'channel-4::markupsafe-1.0-py36hd9260cd_1', 'channel-4::python-3.6.4-hc3d631a_1', 'channel-4::setuptools-38.5.1-py36_0', 'channel-4::werkzeug-0.14.1-py36_0', 'channel-4::jinja2-2.9.6-py36h489bce4_1', 'channel-4::flask-0.12.2-py36hb24657c_0', 'channel-4::sqlite-3.20.1-haaaaaaa_4', ) assert nodes == order
def test_remove_youngest_descendant_nodes_with_specs(): records, specs = get_conda_build_record_set() graph = PrefixGraph(records, tuple(specs) + (MatchSpec("requests"),)) removed_nodes = graph.remove_youngest_descendant_nodes_with_specs() remaining_nodes = tuple(rec.dist_str() for rec in graph.records) print(remaining_nodes) order = ( 'channel-4::ca-certificates-2017.08.26-h1d4fec5_0', 'channel-4::conda-env-2.6.0-h36134e3_1', 'channel-4::libgcc-ng-7.2.0-h7cc24e2_2', 'channel-4::libstdcxx-ng-7.2.0-h7a57d05_2', 'channel-4::libffi-3.2.1-hd88cf55_4', 'channel-4::ncurses-6.0-h9df7e31_2', 'channel-4::openssl-1.0.2n-hb7f436b_0', 'channel-4::patchelf-0.9-hf79760b_2', 'channel-4::tk-8.6.7-hc745277_3', 'channel-4::xz-5.2.3-h55aa19d_2', 'channel-4::yaml-0.1.7-had09818_2', 'channel-4::zlib-1.2.11-ha838bed_2', 'channel-4::libedit-3.1-heed3624_0', 'channel-4::readline-7.0-ha6073c6_4', 'channel-4::sqlite-3.22.0-h1bed415_0', 'channel-4::python-3.6.4-hc3d631a_1', 'channel-4::asn1crypto-0.24.0-py36_0', 'channel-4::beautifulsoup4-4.6.0-py36h49b8c8c_1', 'channel-4::certifi-2018.1.18-py36_0', 'channel-4::chardet-3.0.4-py36h0f667ec_1', 'channel-4::filelock-3.0.4-py36_0', 'channel-4::glob2-0.6-py36he249c77_0', 'channel-4::idna-2.6-py36h82fb2a8_1', 'channel-4::markupsafe-1.0-py36hd9260cd_1', 'channel-4::pkginfo-1.4.1-py36h215d178_1', 'channel-4::psutil-5.4.3-py36h14c3975_0', 'channel-4::pycosat-0.6.3-py36h0a5515d_0', 'channel-4::pycparser-2.18-py36hf9f622e_1', 'channel-4::pysocks-1.6.7-py36hd97a5b1_1', 'channel-4::pyyaml-3.12-py36hafb9ca4_1', 'channel-4::ruamel_yaml-0.15.35-py36h14c3975_1', 'channel-4::six-1.11.0-py36h372c433_1', 'channel-4::cffi-1.11.4-py36h9745a5d_0', 'channel-4::conda-verify-2.0.0-py36h98955d8_0', 'channel-4::setuptools-38.5.1-py36_0', 'channel-4::cryptography-2.1.4-py36hd09be54_0', 'channel-4::jinja2-2.10-py36ha16c418_0', 'channel-4::pyopenssl-17.5.0-py36h20ba746_0', 'channel-4::urllib3-1.22-py36hbe7ace6_0', 'channel-4::requests-2.18.4-py36he2e5f8d_1', 'channel-4::conda-4.4.10-py36_0', ) assert remaining_nodes == order order = ( 'channel-4::intel-openmp-2018.0.0-hc7b2577_8', 'channel-4::conda-build-3.5.1-py36_0', ) removed_nodes = tuple(rec.dist_str() for rec in removed_nodes) print(removed_nodes) assert removed_nodes == order # again removed_nodes = graph.remove_youngest_descendant_nodes_with_specs() remaining_nodes = tuple(rec.dist_str() for rec in graph.records) print(remaining_nodes) order = ( 'channel-4::conda-env-2.6.0-h36134e3_1', 'channel-4::ca-certificates-2017.08.26-h1d4fec5_0', 'channel-4::libgcc-ng-7.2.0-h7cc24e2_2', 'channel-4::libstdcxx-ng-7.2.0-h7a57d05_2', 'channel-4::libffi-3.2.1-hd88cf55_4', 'channel-4::ncurses-6.0-h9df7e31_2', 'channel-4::openssl-1.0.2n-hb7f436b_0', 'channel-4::patchelf-0.9-hf79760b_2', 'channel-4::tk-8.6.7-hc745277_3', 'channel-4::xz-5.2.3-h55aa19d_2', 'channel-4::yaml-0.1.7-had09818_2', 'channel-4::zlib-1.2.11-ha838bed_2', 'channel-4::libedit-3.1-heed3624_0', 'channel-4::readline-7.0-ha6073c6_4', 'channel-4::sqlite-3.22.0-h1bed415_0', 'channel-4::python-3.6.4-hc3d631a_1', 'channel-4::asn1crypto-0.24.0-py36_0', 'channel-4::beautifulsoup4-4.6.0-py36h49b8c8c_1', 'channel-4::certifi-2018.1.18-py36_0', 'channel-4::chardet-3.0.4-py36h0f667ec_1', 'channel-4::filelock-3.0.4-py36_0', 'channel-4::glob2-0.6-py36he249c77_0', 'channel-4::idna-2.6-py36h82fb2a8_1', 'channel-4::markupsafe-1.0-py36hd9260cd_1', 'channel-4::pkginfo-1.4.1-py36h215d178_1', 'channel-4::psutil-5.4.3-py36h14c3975_0', 'channel-4::pycosat-0.6.3-py36h0a5515d_0', 'channel-4::pycparser-2.18-py36hf9f622e_1', 'channel-4::pysocks-1.6.7-py36hd97a5b1_1', 'channel-4::pyyaml-3.12-py36hafb9ca4_1', 'channel-4::ruamel_yaml-0.15.35-py36h14c3975_1', 'channel-4::six-1.11.0-py36h372c433_1', 'channel-4::cffi-1.11.4-py36h9745a5d_0', 'channel-4::conda-verify-2.0.0-py36h98955d8_0', 'channel-4::setuptools-38.5.1-py36_0', 'channel-4::cryptography-2.1.4-py36hd09be54_0', 'channel-4::jinja2-2.10-py36ha16c418_0', 'channel-4::pyopenssl-17.5.0-py36h20ba746_0', 'channel-4::urllib3-1.22-py36hbe7ace6_0', 'channel-4::requests-2.18.4-py36he2e5f8d_1', ) assert remaining_nodes == order order = ( 'channel-4::conda-4.4.10-py36_0', ) removed_nodes = tuple(rec.dist_str() for rec in removed_nodes) print(removed_nodes) assert removed_nodes == order # now test prune removed_nodes = graph.prune() remaining_nodes = tuple(rec.dist_str() for rec in graph.records) print(remaining_nodes) order = ( 'channel-4::ca-certificates-2017.08.26-h1d4fec5_0', 'channel-4::libgcc-ng-7.2.0-h7cc24e2_2', 'channel-4::libstdcxx-ng-7.2.0-h7a57d05_2', 'channel-4::libffi-3.2.1-hd88cf55_4', 'channel-4::ncurses-6.0-h9df7e31_2', 'channel-4::openssl-1.0.2n-hb7f436b_0', 'channel-4::tk-8.6.7-hc745277_3', 'channel-4::xz-5.2.3-h55aa19d_2', 'channel-4::zlib-1.2.11-ha838bed_2', 'channel-4::libedit-3.1-heed3624_0', 'channel-4::readline-7.0-ha6073c6_4', 'channel-4::sqlite-3.22.0-h1bed415_0', 'channel-4::python-3.6.4-hc3d631a_1', 'channel-4::asn1crypto-0.24.0-py36_0', 'channel-4::certifi-2018.1.18-py36_0', 'channel-4::chardet-3.0.4-py36h0f667ec_1', 'channel-4::idna-2.6-py36h82fb2a8_1', 'channel-4::pycparser-2.18-py36hf9f622e_1', 'channel-4::pysocks-1.6.7-py36hd97a5b1_1', 'channel-4::six-1.11.0-py36h372c433_1', 'channel-4::cffi-1.11.4-py36h9745a5d_0', 'channel-4::cryptography-2.1.4-py36hd09be54_0', 'channel-4::pyopenssl-17.5.0-py36h20ba746_0', 'channel-4::urllib3-1.22-py36hbe7ace6_0', 'channel-4::requests-2.18.4-py36he2e5f8d_1', ) assert remaining_nodes == order order = ( 'channel-4::conda-env-2.6.0-h36134e3_1', 'channel-4::patchelf-0.9-hf79760b_2', 'channel-4::yaml-0.1.7-had09818_2', 'channel-4::beautifulsoup4-4.6.0-py36h49b8c8c_1', 'channel-4::filelock-3.0.4-py36_0', 'channel-4::glob2-0.6-py36he249c77_0', 'channel-4::markupsafe-1.0-py36hd9260cd_1', 'channel-4::pkginfo-1.4.1-py36h215d178_1', 'channel-4::psutil-5.4.3-py36h14c3975_0', 'channel-4::pycosat-0.6.3-py36h0a5515d_0', 'channel-4::pyyaml-3.12-py36hafb9ca4_1', 'channel-4::ruamel_yaml-0.15.35-py36h14c3975_1', 'channel-4::conda-verify-2.0.0-py36h98955d8_0', 'channel-4::setuptools-38.5.1-py36_0', 'channel-4::jinja2-2.10-py36ha16c418_0', ) removed_nodes = tuple(rec.dist_str() for rec in removed_nodes) print(removed_nodes) assert removed_nodes == order
def test_deep_cyclical_dependency(): # Basically, the whole purpose of this test is to make sure nothing blows up with # recursion errors or anything like that. Cyclical dependencies will always lead to # problems, and the tests here document the behavior. # "sqlite-3.20.1-haaaaaaa_4.tar.bz2": { # "build": "haaaaaaa_4", # "build_number": 4, # "depends": [ # "libedit", # "libgcc-ng >=7.2.0", # "jinja2 2.9.6" # ], # "license": "Public-Domain (http://www.sqlite.org/copyright.html)", # "md5": "deadbeefdd677bc3ed98ddd4deadbeef", # "name": "sqlite", # "sha256": "deadbeefabd915d2f13da177a29e264e59a0ae3c6fd2a31267dcc6a8deadbeef", # "size": 1540584, # "subdir": "linux-64", # "timestamp": 1505666646842, # "version": "3.20.1" # }, graph = PrefixGraph(*get_sqlite_cyclical_record_set()) nodes = tuple(rec.dist_str() for rec in graph.records) print(nodes) order = ( 'channel-4::ca-certificates-2017.08.26-h1d4fec5_0', 'channel-4::libgcc-ng-7.2.0-h7cc24e2_2', 'channel-4::libstdcxx-ng-7.2.0-h7a57d05_2', 'channel-4::libffi-3.2.1-hd88cf55_4', 'channel-4::ncurses-6.0-h9df7e31_2', 'channel-4::openssl-1.0.2n-hb7f436b_0', 'channel-4::tk-8.6.7-hc745277_3', 'channel-4::xz-5.2.3-h55aa19d_2', 'channel-4::zlib-1.2.11-ha838bed_2', 'channel-4::libedit-3.1-heed3624_0', 'channel-4::readline-7.0-ha6073c6_4', 'channel-4::certifi-2018.1.18-py36_0', 'channel-4::click-6.7-py36h5253387_0', 'channel-4::itsdangerous-0.24-py36h93cc618_1', 'channel-4::markupsafe-1.0-py36hd9260cd_1', 'channel-4::python-3.6.4-hc3d631a_1', 'channel-4::setuptools-38.5.1-py36_0', 'channel-4::werkzeug-0.14.1-py36_0', 'channel-4::jinja2-2.9.6-py36h489bce4_1', 'channel-4::flask-0.12.2-py36hb24657c_0', 'channel-4::sqlite-3.20.1-haaaaaaa_4', # deep cyclical dependency; guess this is what we get ) assert nodes == order # test remove spec # because of this deep cyclical dependency, removing jinja2 will remove sqlite and python expected_removal = ( 'channel-4::certifi-2018.1.18-py36_0', 'channel-4::click-6.7-py36h5253387_0', 'channel-4::itsdangerous-0.24-py36h93cc618_1', 'channel-4::markupsafe-1.0-py36hd9260cd_1', 'channel-4::python-3.6.4-hc3d631a_1', 'channel-4::setuptools-38.5.1-py36_0', 'channel-4::werkzeug-0.14.1-py36_0', 'channel-4::jinja2-2.9.6-py36h489bce4_1', 'channel-4::flask-0.12.2-py36hb24657c_0', 'channel-4::sqlite-3.20.1-haaaaaaa_4', ) removed_nodes = graph.remove_spec(MatchSpec("sqlite")) removed_nodes = tuple(rec.dist_str() for rec in removed_nodes) print(removed_nodes) assert removed_nodes == expected_removal graph = PrefixGraph(*get_sqlite_cyclical_record_set()) removed_nodes = graph.remove_spec(MatchSpec("python")) removed_nodes = tuple(rec.dist_str() for rec in removed_nodes) print(removed_nodes) assert removed_nodes == expected_removal graph = PrefixGraph(*get_sqlite_cyclical_record_set()) removed_nodes = graph.remove_spec(MatchSpec("jinja2")) removed_nodes = tuple(rec.dist_str() for rec in removed_nodes) print(removed_nodes) assert removed_nodes == expected_removal graph = PrefixGraph(*get_sqlite_cyclical_record_set()) removed_nodes = graph.remove_spec(MatchSpec("markupsafe")) removed_nodes = tuple(rec.dist_str() for rec in removed_nodes) print(removed_nodes) assert removed_nodes == expected_removal graph = PrefixGraph(*get_sqlite_cyclical_record_set()) removed_nodes = graph.remove_youngest_descendant_nodes_with_specs() removed_nodes = tuple(rec.dist_str() for rec in removed_nodes) print(removed_nodes) expected_removal = ('channel-4::flask-0.12.2-py36hb24657c_0', ) assert removed_nodes == expected_removal removed_nodes = graph.prune() removed_nodes = tuple(rec.dist_str() for rec in removed_nodes) print(removed_nodes) expected_removal = ( 'channel-4::click-6.7-py36h5253387_0', 'channel-4::itsdangerous-0.24-py36h93cc618_1', 'channel-4::werkzeug-0.14.1-py36_0', ) assert removed_nodes == expected_removal removed_nodes = graph.remove_youngest_descendant_nodes_with_specs() removed_nodes = tuple(rec.dist_str() for rec in removed_nodes) print(removed_nodes) expected_removal = ( # None, because of the cyclical dependency? ) assert removed_nodes == expected_removal graph = PrefixGraph(*get_sqlite_cyclical_record_set()) markupsafe_node = graph.get_node_by_name('markupsafe') markupsafe_ancestors = graph.all_ancestors(markupsafe_node) nodes = tuple(rec.dist_str() for rec in markupsafe_ancestors) print(nodes) order = ( 'channel-4::ca-certificates-2017.08.26-h1d4fec5_0', 'channel-4::libgcc-ng-7.2.0-h7cc24e2_2', 'channel-4::libstdcxx-ng-7.2.0-h7a57d05_2', 'channel-4::libffi-3.2.1-hd88cf55_4', 'channel-4::ncurses-6.0-h9df7e31_2', 'channel-4::openssl-1.0.2n-hb7f436b_0', 'channel-4::tk-8.6.7-hc745277_3', 'channel-4::xz-5.2.3-h55aa19d_2', 'channel-4::zlib-1.2.11-ha838bed_2', 'channel-4::libedit-3.1-heed3624_0', 'channel-4::readline-7.0-ha6073c6_4', 'channel-4::certifi-2018.1.18-py36_0', 'channel-4::markupsafe-1.0-py36hd9260cd_1', 'channel-4::python-3.6.4-hc3d631a_1', 'channel-4::setuptools-38.5.1-py36_0', 'channel-4::jinja2-2.9.6-py36h489bce4_1', 'channel-4::sqlite-3.20.1-haaaaaaa_4', ) assert nodes == order markupsafe_descendants = graph.all_descendants(markupsafe_node) nodes = tuple(rec.dist_str() for rec in markupsafe_descendants) print(nodes) order = ( 'channel-4::certifi-2018.1.18-py36_0', 'channel-4::click-6.7-py36h5253387_0', 'channel-4::itsdangerous-0.24-py36h93cc618_1', 'channel-4::markupsafe-1.0-py36hd9260cd_1', 'channel-4::python-3.6.4-hc3d631a_1', 'channel-4::setuptools-38.5.1-py36_0', 'channel-4::werkzeug-0.14.1-py36_0', 'channel-4::jinja2-2.9.6-py36h489bce4_1', 'channel-4::flask-0.12.2-py36hb24657c_0', 'channel-4::sqlite-3.20.1-haaaaaaa_4', ) assert nodes == order
def test_remove_youngest_descendant_nodes_with_specs(): records, specs = get_conda_build_record_set() graph = PrefixGraph(records, tuple(specs) + (MatchSpec("requests"), )) removed_nodes = graph.remove_youngest_descendant_nodes_with_specs() remaining_nodes = tuple(rec.dist_str() for rec in graph.records) print(remaining_nodes) order = ( 'channel-4::ca-certificates-2017.08.26-h1d4fec5_0', 'channel-4::conda-env-2.6.0-h36134e3_1', 'channel-4::libgcc-ng-7.2.0-h7cc24e2_2', 'channel-4::libstdcxx-ng-7.2.0-h7a57d05_2', 'channel-4::libffi-3.2.1-hd88cf55_4', 'channel-4::ncurses-6.0-h9df7e31_2', 'channel-4::openssl-1.0.2n-hb7f436b_0', 'channel-4::patchelf-0.9-hf79760b_2', 'channel-4::tk-8.6.7-hc745277_3', 'channel-4::xz-5.2.3-h55aa19d_2', 'channel-4::yaml-0.1.7-had09818_2', 'channel-4::zlib-1.2.11-ha838bed_2', 'channel-4::libedit-3.1-heed3624_0', 'channel-4::readline-7.0-ha6073c6_4', 'channel-4::sqlite-3.22.0-h1bed415_0', 'channel-4::python-3.6.4-hc3d631a_1', 'channel-4::asn1crypto-0.24.0-py36_0', 'channel-4::beautifulsoup4-4.6.0-py36h49b8c8c_1', 'channel-4::certifi-2018.1.18-py36_0', 'channel-4::chardet-3.0.4-py36h0f667ec_1', 'channel-4::filelock-3.0.4-py36_0', 'channel-4::glob2-0.6-py36he249c77_0', 'channel-4::idna-2.6-py36h82fb2a8_1', 'channel-4::markupsafe-1.0-py36hd9260cd_1', 'channel-4::pkginfo-1.4.1-py36h215d178_1', 'channel-4::psutil-5.4.3-py36h14c3975_0', 'channel-4::pycosat-0.6.3-py36h0a5515d_0', 'channel-4::pycparser-2.18-py36hf9f622e_1', 'channel-4::pysocks-1.6.7-py36hd97a5b1_1', 'channel-4::pyyaml-3.12-py36hafb9ca4_1', 'channel-4::ruamel_yaml-0.15.35-py36h14c3975_1', 'channel-4::six-1.11.0-py36h372c433_1', 'channel-4::cffi-1.11.4-py36h9745a5d_0', 'channel-4::conda-verify-2.0.0-py36h98955d8_0', 'channel-4::setuptools-38.5.1-py36_0', 'channel-4::cryptography-2.1.4-py36hd09be54_0', 'channel-4::jinja2-2.10-py36ha16c418_0', 'channel-4::pyopenssl-17.5.0-py36h20ba746_0', 'channel-4::urllib3-1.22-py36hbe7ace6_0', 'channel-4::requests-2.18.4-py36he2e5f8d_1', 'channel-4::conda-4.4.10-py36_0', ) assert remaining_nodes == order order = ( 'channel-4::intel-openmp-2018.0.0-hc7b2577_8', 'channel-4::conda-build-3.5.1-py36_0', ) removed_nodes = tuple(rec.dist_str() for rec in removed_nodes) print(removed_nodes) assert removed_nodes == order # again removed_nodes = graph.remove_youngest_descendant_nodes_with_specs() remaining_nodes = tuple(rec.dist_str() for rec in graph.records) print(remaining_nodes) order = ( 'channel-4::conda-env-2.6.0-h36134e3_1', 'channel-4::ca-certificates-2017.08.26-h1d4fec5_0', 'channel-4::libgcc-ng-7.2.0-h7cc24e2_2', 'channel-4::libstdcxx-ng-7.2.0-h7a57d05_2', 'channel-4::libffi-3.2.1-hd88cf55_4', 'channel-4::ncurses-6.0-h9df7e31_2', 'channel-4::openssl-1.0.2n-hb7f436b_0', 'channel-4::patchelf-0.9-hf79760b_2', 'channel-4::tk-8.6.7-hc745277_3', 'channel-4::xz-5.2.3-h55aa19d_2', 'channel-4::yaml-0.1.7-had09818_2', 'channel-4::zlib-1.2.11-ha838bed_2', 'channel-4::libedit-3.1-heed3624_0', 'channel-4::readline-7.0-ha6073c6_4', 'channel-4::sqlite-3.22.0-h1bed415_0', 'channel-4::python-3.6.4-hc3d631a_1', 'channel-4::asn1crypto-0.24.0-py36_0', 'channel-4::beautifulsoup4-4.6.0-py36h49b8c8c_1', 'channel-4::certifi-2018.1.18-py36_0', 'channel-4::chardet-3.0.4-py36h0f667ec_1', 'channel-4::filelock-3.0.4-py36_0', 'channel-4::glob2-0.6-py36he249c77_0', 'channel-4::idna-2.6-py36h82fb2a8_1', 'channel-4::markupsafe-1.0-py36hd9260cd_1', 'channel-4::pkginfo-1.4.1-py36h215d178_1', 'channel-4::psutil-5.4.3-py36h14c3975_0', 'channel-4::pycosat-0.6.3-py36h0a5515d_0', 'channel-4::pycparser-2.18-py36hf9f622e_1', 'channel-4::pysocks-1.6.7-py36hd97a5b1_1', 'channel-4::pyyaml-3.12-py36hafb9ca4_1', 'channel-4::ruamel_yaml-0.15.35-py36h14c3975_1', 'channel-4::six-1.11.0-py36h372c433_1', 'channel-4::cffi-1.11.4-py36h9745a5d_0', 'channel-4::conda-verify-2.0.0-py36h98955d8_0', 'channel-4::setuptools-38.5.1-py36_0', 'channel-4::cryptography-2.1.4-py36hd09be54_0', 'channel-4::jinja2-2.10-py36ha16c418_0', 'channel-4::pyopenssl-17.5.0-py36h20ba746_0', 'channel-4::urllib3-1.22-py36hbe7ace6_0', 'channel-4::requests-2.18.4-py36he2e5f8d_1', ) assert remaining_nodes == order order = ('channel-4::conda-4.4.10-py36_0', ) removed_nodes = tuple(rec.dist_str() for rec in removed_nodes) print(removed_nodes) assert removed_nodes == order # now test prune removed_nodes = graph.prune() remaining_nodes = tuple(rec.dist_str() for rec in graph.records) print(remaining_nodes) order = ( 'channel-4::ca-certificates-2017.08.26-h1d4fec5_0', 'channel-4::libgcc-ng-7.2.0-h7cc24e2_2', 'channel-4::libstdcxx-ng-7.2.0-h7a57d05_2', 'channel-4::libffi-3.2.1-hd88cf55_4', 'channel-4::ncurses-6.0-h9df7e31_2', 'channel-4::openssl-1.0.2n-hb7f436b_0', 'channel-4::tk-8.6.7-hc745277_3', 'channel-4::xz-5.2.3-h55aa19d_2', 'channel-4::zlib-1.2.11-ha838bed_2', 'channel-4::libedit-3.1-heed3624_0', 'channel-4::readline-7.0-ha6073c6_4', 'channel-4::sqlite-3.22.0-h1bed415_0', 'channel-4::python-3.6.4-hc3d631a_1', 'channel-4::asn1crypto-0.24.0-py36_0', 'channel-4::certifi-2018.1.18-py36_0', 'channel-4::chardet-3.0.4-py36h0f667ec_1', 'channel-4::idna-2.6-py36h82fb2a8_1', 'channel-4::pycparser-2.18-py36hf9f622e_1', 'channel-4::pysocks-1.6.7-py36hd97a5b1_1', 'channel-4::six-1.11.0-py36h372c433_1', 'channel-4::cffi-1.11.4-py36h9745a5d_0', 'channel-4::cryptography-2.1.4-py36hd09be54_0', 'channel-4::pyopenssl-17.5.0-py36h20ba746_0', 'channel-4::urllib3-1.22-py36hbe7ace6_0', 'channel-4::requests-2.18.4-py36he2e5f8d_1', ) assert remaining_nodes == order order = ( 'channel-4::conda-env-2.6.0-h36134e3_1', 'channel-4::patchelf-0.9-hf79760b_2', 'channel-4::yaml-0.1.7-had09818_2', 'channel-4::beautifulsoup4-4.6.0-py36h49b8c8c_1', 'channel-4::filelock-3.0.4-py36_0', 'channel-4::glob2-0.6-py36he249c77_0', 'channel-4::markupsafe-1.0-py36hd9260cd_1', 'channel-4::pkginfo-1.4.1-py36h215d178_1', 'channel-4::psutil-5.4.3-py36h14c3975_0', 'channel-4::pycosat-0.6.3-py36h0a5515d_0', 'channel-4::pyyaml-3.12-py36hafb9ca4_1', 'channel-4::ruamel_yaml-0.15.35-py36h14c3975_1', 'channel-4::conda-verify-2.0.0-py36h98955d8_0', 'channel-4::setuptools-38.5.1-py36_0', 'channel-4::jinja2-2.10-py36ha16c418_0', ) removed_nodes = tuple(rec.dist_str() for rec in removed_nodes) print(removed_nodes) assert removed_nodes == order