From a633d4c28b1e85a307929414b0e07fe7d93e9597 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Dan=20S=C3=B8ndergaard?= <das@birc.au.dk>
Date: Thu, 14 May 2020 12:09:25 +0200
Subject: [PATCH] Docstring for Graph.subset()

---
 src/gwf/core.py | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/gwf/core.py b/src/gwf/core.py
index 2bdb2ec8..700af972 100644
--- a/src/gwf/core.py
+++ b/src/gwf/core.py
@@ -436,6 +436,11 @@ def dfs_inner(node):
         return path
 
     def subset(self, endpoints):
+        """Subset a graph given an iterable of endpoints.
+
+        This will return a new, potentially disjoint graph with the given
+        endpoints and all of their dependencies.
+        """
         targets = set()
         for target in endpoints:
             for dep in self.dfs(target):