From 845045c490af824d02039b562f2fa186d640587c Mon Sep 17 00:00:00 2001
From: =?utf8?q?Henryk=20Pl=C3=B6tz?= <henryk@ploetzli.ch>
Date: Sun, 16 Sep 2018 01:20:26 +0200
Subject: [PATCH] Clean unused code

---
 fints/fields.py       |  9 ---------
 fints/types.py        |  2 --
 tests/test_formals.py | 30 ------------------------------
 3 files changed, 41 deletions(-)

diff --git a/fints/fields.py b/fints/fields.py
index 4bf3c00..7519c91 100644
--- a/fints/fields.py
+++ b/fints/fields.py
@@ -20,15 +20,6 @@ class ContainerField(TypedField):
 
     def _default_value(self):
         return self.type()
-
-    @property
-    def flat_length(self):
-        result = 0
-        for name, field in self.type._fields.items():
-            if field.count is None:
-                raise TypeError("Cannot compute flat length of field {}.{} with variable count".format(self.__class__.__name__, name))
-            result = result + field.count * field.flat_length
-        return result
     
 
 class DataElementGroupField(DocTypeMixin, ContainerField):
diff --git a/fints/types.py b/fints/types.py
index a49fb5b..dca8d8a 100644
--- a/fints/types.py
+++ b/fints/types.py
@@ -87,8 +87,6 @@ class Field:
         return ""
 
 class TypedField(Field, SubclassesMixin):
-    flat_length = 1
-
     def __new__(cls, *args, **kwargs):
         target_cls = None
         fallback_cls = None
diff --git a/tests/test_formals.py b/tests/test_formals.py
index 6292b54..14b72a7 100644
--- a/tests/test_formals.py
+++ b/tests/test_formals.py
@@ -218,36 +218,6 @@ def test_container_naive_parse():
     assert i1.a == 23
     assert i1.b == '42'
 
-def test_field_flat_length():
-    class A(Container):
-        a = NumericField()
-
-    class B(Container):
-        b1 = DataElementGroupField(type=A)
-        b2 = DataElementGroupField(type=A, count=3)
-        b3 = DataElementGroupField(type=A, min_count=2)
-
-    assert A._fields['a'].flat_length == 1
-    assert B._fields['b1'].flat_length == 1
-    assert B._fields['b2'].flat_length == 1
-
-    class C(Container):
-        c1 = DataElementGroupField(type=A)
-        c2 = DataElementGroupField(type=A, count=2)
-        c3 = DataElementGroupField(type=A, count=3)
-
-    class D(Container):
-        d1 = DataElementGroupField(type=C, count=4)
-
-    class E(Container):
-        e1 = DataElementGroupField(type=D)
-        e2 = DataElementGroupField(type=B)
-
-    assert E._fields['e1'].flat_length == 4*(1+2+3)
-
-    with pytest.raises(TypeError):
-        E._fields['e2'].flat_length
-
 def test_invalid_spec():
     with pytest.raises(ValueError):
         class A(Container):
-- 
2.47.2