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How to use get_resource_dependencies method in localstack

Best Python code snippet using localstack_python

test_job.py

Source:test_job.py

...129        job = JobDefinition({130            'name': 'name',131            'plugin': 'plugin'})132        expected = set()133        observed = job.get_resource_dependencies()134        self.assertEqual(expected, observed)135    def test_resource_parsing_typical(self):136        job = JobDefinition({137            'name': 'name',138            'plugin': 'plugin',139            'requires': 'foo.bar == 10'})140        expected = set(['foo'])141        observed = job.get_resource_dependencies()142        self.assertEqual(expected, observed)143    def test_resource_parsing_many(self):144        job = JobDefinition({145            'name': 'name',146            'plugin': 'plugin',147            'requires': (148                "foo.bar == 10\n"149                "froz.bot == 10\n")})150        expected = set(['foo', 'froz'])151        observed = job.get_resource_dependencies()152        self.assertEqual(expected, observed)153    def test_resource_parsing_broken(self):154        job = JobDefinition({155            'name': 'name',156            'plugin': 'plugin',157            'requires': "foo.bar == bar"})158        self.assertRaises(Exception, job.get_resource_dependencies)159    def test_checksum_smoke(self):160        job1 = JobDefinition({161            'name': 'name',162            'plugin': 'plugin'163        })164        identical_to_job1 = JobDefinition({165            'name': 'name',...

context_eval_as_constant.py

Source:context_eval_as_constant.py

...19        20        We should also check that we can actually solve21        each one... maybe limit to WrapAMap?22    """23    dependencies = get_resource_dependencies(context, r)24    # print('This depends on %r' % dependencies)25    not_constants = [_ for _ in dependencies if context.is_new_function(_) ]26    if not_constants:27        # print('Not constant because of these deps: %s' % not_constants)28        return False29    else:30        return True31@contract(r=CResource, returns=ValueWithUnits)32def eval_constant_resource(context, r):33    assert can_resource_be_constant(context, r)34    def find_connection_to(s2, dp2):35        for c in context.connections:36            if c.s2 == s2 and c.dp2 == dp2:37                return c38        assert False39    @contract(functions=dict)40    def run_ndp(ndp, functions):41        rnames = ndp.get_rnames()42        f = []43        for fn in ndp.get_fnames():44            vu = functions[fn]45            f.append(vu.value)46        f = tuple(f)47        if len(ndp.get_fnames()) == 1:48            f = f[0]49        dp = ndp.get_dp()50        if isinstance(dp, Constant):51            res = ValueWithUnits(dp.c, dp.R)52        elif isinstance(dp, WrapAMap):53            amap = dp.amap54            if len(rnames) == 1:55                res = ValueWithUnits(amap(f), dp.get_res_space())56            else:57                res_R = ndp.get_rtypes(rnames)58                r = amap(f)59                assert isinstance(res_R, PosetProduct) and len(res_R) == len(rnames)60                assert isinstance(r, tuple) and len(r) == len(rnames)61                res = [ValueWithUnits(value=value, unit=unit)62                for value, unit in zip(r, res_R.subs)]63        else:64            raise NotImplementedError(type(dp))65        if len(rnames) == 1:66            resources = {rnames[0]: res}67        else:68            resources = {}69            for i, rn in enumerate(rnames):70                resources[rn] = res[i]71        return resources72    @contract(r=CResource, returns=ValueWithUnits)73    def evaluate(r):74        dp = r.dp75        ndp = context.names[dp]76        # we need to evaluate all functions77        functions = {}78        for f in ndp.get_fnames():79            c = find_connection_to(s2=f, dp2=dp)80            functions[f] = evaluate(CResource(c.dp1, c.s1))81        results = run_ndp(ndp, functions)82        return results[r.s]83    return evaluate(r)84@contract(r=CResource)85def get_resource_dependencies(context, r):86    G = cndp_get_digraph(context.names, context.connections)87    # print G.nodes(), G.edges()88    # XXX do we need to remove the self-loops?89    from networkx.algorithms.dag import ancestors90    all_ancestors = ancestors(G, r.dp)91    # print('ancestors: %s')92    return all_ancestors93def cndp_get_digraph(name2ndps, connections):94    import networkx as nx95    G = nx.DiGraph()96    for n in name2ndps:97        G.add_node(n)98    for c in connections:99        G.add_edge(c.dp1, c.dp2)...

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