Core adviser implementation

[fridex]

No description provided.

[todo]

heap pop (?)

adviser/thoth/adviser/python/advise.py

Lines 106 to 111 in 1342756

	# TODO: heap pop (?)
	result = (
	item.get_entries()
	for item in sorted(self._computed_stacks_heap, reverse=True)
	)
	_LOGGER.info("Filling package digests to software stacks")

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This comment was generated by todo based on a TODO comment in 1342756 in #139. cc @fridex.

[todo]

Sort dependencies to have stable generations for same stacks.

adviser/thoth/adviser/python/dependency_graph.py

Lines 106 to 111 in 1342756

	# TODO: Sort dependencies to have stable generations for same stacks.
	# It's important that solver preserves order in which packages were inserted.
	# This is also a requirement for running under Python3.6+!!!
	_LOGGER.debug("Resolving direct dependencies")
	resolved_direct_dependencies = solver.solve(
	list(project.iter_dependencies(with_devel=with_devel)),

---

This comment was generated by todo based on a TODO comment in 1342756 in #139. cc @fridex.

[todo]

if devel and default have same packages

adviser/thoth/adviser/python/dependency_graph.py

Lines 155 to 160 in 1342756

	# TODO: if devel and default have same packages
	direct_dependencies_map[package_version.name][
	package_version.locked_version
	][package_version.index.url] = graph_item
	dependencies_map[package_name].append(graph_item)

---

This comment was generated by todo based on a TODO comment in 1342756 in #139. cc @fridex.

[todo]

filter out packages that do not have impact on performance

adviser/thoth/adviser/python/scoring.py

Lines 82 to 87 in 1342756

	# TODO: filter out packages that do not have impact on performance
	_LOGGER.info("Obtaining performance index for stack")
	performance_index = self.graph.compute_python_package_version_avg_performance(
	packages, hardware_specs=self.runtime_environment.to_dict()
	)

---

This comment was generated by todo based on a TODO comment in 1342756 in #139. cc @fridex.