def test_current_platform_unsupported_by_lock_set(monkeypatch):
lock_set = CondaLockSet(package_specs_by_platform={'all': []},
platforms=[])
spec = EnvSpec(name='myenv',
conda_packages=['ipython'],
pip_packages=['flake8'],
channels=[],
platforms=conda_api.default_platforms_with_current(),
lock_set=lock_set)
def do_test(dirname):
envdir = os.path.join(dirname, spec.name)
manager = DefaultCondaManager(frontend=NullFrontend())
deviations = manager.find_environment_deviations(envdir, spec)
error = "Env spec 'myenv' does not have the current platform %s in the lock file" % conda_api.current_platform(
)
assert error == deviations.summary
with pytest.raises(CondaManagerError) as excinfo:
manager.fix_environment_deviations(envdir,
spec,
deviations=deviations)
assert str(
excinfo.value).startswith("Unable to update environment at ")
with_directory_contents(dict(), do_test)
def _fill_default_content(self, as_json):
as_json['name'] = os.path.basename(os.path.dirname(self.filename))
as_json['platforms'].extend(conda_api.default_platforms_with_current())
assert self._default_env_specs_func is not None
default_env_specs = self._default_env_specs_func()
assert default_env_specs is not None
for env_spec in default_env_specs:
as_json['env_specs'][env_spec.name] = env_spec.to_json()
if len(default_env_specs) == 1:
# if there's only one env spec, keep it for name/description
# and put the packages and channels up in the global sections
spec_name = next(iter(as_json['env_specs']))
spec_json = as_json['env_specs'][spec_name]
def move_list_elements(src, dest):
# we want to preserve the dest list object with comments
del dest[:]
dest.extend(src)
del src[:]
if 'packages' in spec_json:
move_list_elements(spec_json['packages'], as_json['packages'])
if 'channels' in spec_json:
move_list_elements(spec_json['channels'], as_json['channels'])
if 'platforms' in spec_json:
move_list_elements(spec_json['platforms'],
as_json['platforms'])
def _anaconda_default_env_spec(shared_base_spec):
if shared_base_spec is None:
inherit_from = ()
else:
inherit_from = (shared_base_spec, )
return EnvSpec(name="default",
conda_packages=_default_env_spec_packages(),
channels=[],
platforms=conda_api.default_platforms_with_current(),
description="Default environment spec for running commands",
inherit_from_names=(),
inherit_from=inherit_from)
def _default_content(self):
header = (
"This is an Anaconda project file.\n" + "\n" + "Here you can describe your project and how to run it.\n" +
"Use `anaconda-project run` to run the project.\n" +
"The file is in YAML format, please see http://www.yaml.org/start.html for more.\n")
sections = OrderedDict()
sections['name'] = ("Set the 'name' key to name your project\n")
sections['icon'] = ("Set the 'icon' key to give your project an icon\n")
sections['description'] = ("Set a one-sentence-or-so 'description' key with project details\n")
sections['commands'] = ("In the commands section, list your runnable scripts, notebooks, and other code.\n" +
"Use `anaconda-project add-command` to add commands.\n")
sections['variables'] = ("In the variables section, list any environment variables your code depends on.\n"
"Use `anaconda-project add-variable` to add variables.\n")
sections['services'] = (
"In the services section, list any services that should be\n" + "available before your code runs.\n" +
"Use `anaconda-project add-service` to add services.\n")
sections['downloads'] = ("In the downloads section, list any URLs to download to local files\n" +
"before your code runs.\n" + "Use `anaconda-project add-download` to add downloads.\n")
sections['packages'] = ("In the packages section, list any packages that must be installed\n" +
"before your code runs.\n" + "Use `anaconda-project add-packages` to add packages.\n")
sections['channels'] = ("In the channels section, list any Conda channel URLs to be searched\n" +
"for packages.\n" + "\n" + "For example,\n" + "\n" + "channels:\n" + " - mychannel\n")
sections['platforms'] = ("In the platforms section, list platforms the project should work on\n" +
"Examples: \"linux-64\", \"osx-64\", \"win-64\"\n" +
"Use `anaconda-project add-platforms` to add platforms.\n")
sections['env_specs'] = (
"You can define multiple, named environment specs.\n" + "Each inherits any global packages or channels,\n" +
"but can have its own unique ones also.\n" +
"Use `anaconda-project add-env-spec` to add environment specs.\n")
assert self._default_env_specs_func is not None
default_env_specs = self._default_env_specs_func()
assert default_env_specs is not None
# we make a big string and then parse it because I can't figure out the
# ruamel.yaml API to insert comments in front of map keys.
def comment_out(comment):
return ("# " + "\n# ".join(comment.split("\n")) + "\n").replace("# \n", "#\n")
to_parse = comment_out(header)
for section_name, comment in sections.items():
# future: this is if/else is silly, we should be
# assigning these bodies up above when we assign the
# comments.
if section_name == 'name':
default_name = os.path.basename(os.path.dirname(self.filename))
section_body = " " + json.dumps(default_name)
elif section_name in ('icon', 'description'):
section_body = "" # empty body means null, not empty string
elif section_name in ('channels', 'packages'):
section_body = " []"
elif section_name == 'platforms':
platforms = conda_api.default_platforms_with_current()
section_body = " [" + ", ".join(platforms) + "]"
else:
section_body = " {}"
to_parse = to_parse + "\n#\n" + comment_out(comment) + section_name + ":\n" + section_body + "\n\n\n"
as_json = ryaml.load(to_parse, Loader=ryaml.RoundTripLoader)
for env_spec in default_env_specs:
as_json['env_specs'][env_spec.name] = env_spec.to_json()
if len(default_env_specs) == 1:
# if there's only one env spec, keep it for name/description
# and put the packages and channels up in the global sections
spec_name = next(iter(as_json['env_specs']))
spec_json = as_json['env_specs'][spec_name]
def move_list_elements(src, dest):
# we want to preserve the dest list object with comments
del dest[:]
dest.extend(src)
del src[:]
if 'packages' in spec_json:
move_list_elements(spec_json['packages'], as_json['packages'])
if 'channels' in spec_json:
move_list_elements(spec_json['channels'], as_json['channels'])
if 'platforms' in spec_json:
move_list_elements(spec_json['platforms'], as_json['platforms'])
return as_json