From 47ba973c5a17af4006e2b49559faa647e163f0d5 Mon Sep 17 00:00:00 2001
From: Andreas Kloeckner <inform@tiker.net>
Date: Wed, 17 Jun 2020 15:59:50 -0500
Subject: [PATCH] ArrayContext: clarify that {to,from}_numpy deal with thawed
 arrays

---
 meshmode/array_context.py | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/meshmode/array_context.py b/meshmode/array_context.py
index 619f44c8..5ed7d88c 100644
--- a/meshmode/array_context.py
+++ b/meshmode/array_context.py
@@ -83,16 +83,18 @@ class ArrayContext:
         return self.zeros(shape=ary.shape, dtype=ary.dtype)
 
     def from_numpy(self, array: np.ndarray):
-        """
+        r"""
         :returns: the :class:`numpy.ndarray` *array* converted to the
-            array context's array type.
+            array context's array type. The returned array will be
+            :meth:`thaw`\ ed.
         """
         raise NotImplementedError
 
     def to_numpy(self, array):
-        """
+        r"""
         :returns: *array*, an array recognized by the context, converted
-            to a :class:`numpy.ndarray`.
+            to a :class:`numpy.ndarray`. *array* must be
+            :meth:`thaw`\ ed.
         """
         raise NotImplementedError
 
-- 
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