private static bool InstallDependencies(PythonInstall install, Dictionary <string, PythonPackage> deps, Request request)
{
while (deps.Count != 0)
{
var enumerator = deps.GetEnumerator();
enumerator.MoveNext();
PythonPackage package = enumerator.Current.Value;
bool unsatisfied_deps = true;
while (unsatisfied_deps)
{
unsatisfied_deps = false;
foreach (var dep in package.requires_dist)
{
if (dep.marker != null && !dep.marker.Eval(install))
{
continue;
}
if (deps.ContainsKey(NormalizeName(dep.name)))
{
// FIXME: Infinite loop if dep graph has cycles
package = deps[NormalizeName(dep.name)];
unsatisfied_deps = true;
break;
}
}
}
if (!package.Install(install, request))
{
return(false);
}
deps.Remove(NormalizeName(package.name));
}
return(true);
}
