From a6f1e3f29d1d1256a502c0993d58bdeedf1dbda2 Mon Sep 17 00:00:00 2001
From: Rouven Lemmerz <lemmerz@mpa-garching.mpg.de>
Date: Tue, 19 May 2020 13:10:31 +0200
Subject: [PATCH] Streamlining domain arg to be first

---
 nifty6/field.py                            | 2 +-
 nifty6/operators/outer_product_operator.py | 6 +++---
 2 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/nifty6/field.py b/nifty6/field.py
index ee5222756..f04a7a05e 100644
--- a/nifty6/field.py
+++ b/nifty6/field.py
@@ -283,7 +283,7 @@ class Field(Operator):
             raise TypeError("The multiplier must be an instance of " +
                             "the Field class")
         from .operators.outer_product_operator import OuterProduct
-        return OuterProduct(self, x.domain)(x)
+        return OuterProduct(x.domain, self)(x)
 
     def vdot(self, x, spaces=None):
         """Computes the dot product of 'self' with x.
diff --git a/nifty6/operators/outer_product_operator.py b/nifty6/operators/outer_product_operator.py
index 89c311155..c597fa24b 100644
--- a/nifty6/operators/outer_product_operator.py
+++ b/nifty6/operators/outer_product_operator.py
@@ -27,12 +27,12 @@ class OuterProduct(LinearOperator):
 
     Parameters
     ---------
-    field: Field,
     domain: DomainTuple, the domain of the input field
+    field: Field
     ---------
     """
-    def __init__(self, field, domain):
-        self._domain = domain
+    def __init__(self, domain, field):
+        self._domain = DomainTuple.make(domain)
         self._field = field
         self._target = DomainTuple.make(
             tuple(sub_d for sub_d in field.domain._dom + domain._dom))
-- 
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