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Diffstat (limited to 'parts/django/tests/modeltests/aggregation')
4 files changed, 850 insertions, 0 deletions
diff --git a/parts/django/tests/modeltests/aggregation/__init__.py b/parts/django/tests/modeltests/aggregation/__init__.py new file mode 100644 index 0000000..e69de29 --- /dev/null +++ b/parts/django/tests/modeltests/aggregation/__init__.py diff --git a/parts/django/tests/modeltests/aggregation/fixtures/initial_data.json b/parts/django/tests/modeltests/aggregation/fixtures/initial_data.json new file mode 100644 index 0000000..a002100 --- /dev/null +++ b/parts/django/tests/modeltests/aggregation/fixtures/initial_data.json @@ -0,0 +1,243 @@ +[ + { + "pk": 1, + "model": "aggregation.publisher", + "fields": { + "name": "Apress", + "num_awards": 3 + } + }, + { + "pk": 2, + "model": "aggregation.publisher", + "fields": { + "name": "Sams", + "num_awards": 1 + } + }, + { + "pk": 3, + "model": "aggregation.publisher", + "fields": { + "name": "Prentice Hall", + "num_awards": 7 + } + }, + { + "pk": 4, + "model": "aggregation.publisher", + "fields": { + "name": "Morgan Kaufmann", + "num_awards": 9 + } + }, + { + "pk": 5, + "model": "aggregation.publisher", + "fields": { + "name": "Jonno's House of Books", + "num_awards": 0 + } + }, + { + "pk": 1, + "model": "aggregation.book", + "fields": { + "publisher": 1, + "isbn": "159059725", + "name": "The Definitive Guide to Django: Web Development Done Right", + "price": "30.00", + "rating": 4.5, + "authors": [1, 2], + "contact": 1, + "pages": 447, + "pubdate": "2007-12-6" + } + }, + { + "pk": 2, + "model": "aggregation.book", + "fields": { + "publisher": 2, + "isbn": "067232959", + "name": "Sams Teach Yourself Django in 24 Hours", + "price": "23.09", + "rating": 3.0, + "authors": [3], + "contact": 3, + "pages": 528, + "pubdate": "2008-3-3" + } + }, + { + "pk": 3, + "model": "aggregation.book", + "fields": { + "publisher": 1, + "isbn": "159059996", + "name": "Practical Django Projects", + "price": "29.69", + "rating": 4.0, + "authors": [4], + "contact": 4, + "pages": 300, + "pubdate": "2008-6-23" + } + }, + { + "pk": 4, + "model": "aggregation.book", + "fields": { + "publisher": 3, + "isbn": "013235613", + "name": "Python Web Development with Django", + "price": "29.69", + "rating": 4.0, + "authors": [5, 6, 7], + "contact": 5, + "pages": 350, + "pubdate": "2008-11-3" + } + }, + { + "pk": 5, + "model": "aggregation.book", + "fields": { + "publisher": 3, + "isbn": "013790395", + "name": "Artificial Intelligence: A Modern Approach", + "price": "82.80", + "rating": 4.0, + "authors": [8, 9], + "contact": 8, + "pages": 1132, + "pubdate": "1995-1-15" + } + }, + { + "pk": 6, + "model": "aggregation.book", + "fields": { + "publisher": 4, + "isbn": "155860191", + "name": "Paradigms of Artificial Intelligence Programming: Case Studies in Common Lisp", + "price": "75.00", + "rating": 5.0, + "authors": [8], + "contact": 8, + "pages": 946, + "pubdate": "1991-10-15" + } + }, + { + "pk": 1, + "model": "aggregation.store", + "fields": { + "books": [1, 2, 3, 4, 5, 6], + "name": "Amazon.com", + "original_opening": "1994-4-23 9:17:42", + "friday_night_closing": "23:59:59" + } + }, + { + "pk": 2, + "model": "aggregation.store", + "fields": { + "books": [1, 3, 5, 6], + "name": "Books.com", + "original_opening": "2001-3-15 11:23:37", + "friday_night_closing": "23:59:59" + } + }, + { + "pk": 3, + "model": "aggregation.store", + "fields": { + "books": [3, 4, 6], + "name": "Mamma and Pappa's Books", + "original_opening": "1945-4-25 16:24:14", + "friday_night_closing": "21:30:00" + } + }, + { + "pk": 1, + "model": "aggregation.author", + "fields": { + "age": 34, + "friends": [2, 4], + "name": "Adrian Holovaty" + } + }, + { + "pk": 2, + "model": "aggregation.author", + "fields": { + "age": 35, + "friends": [1, 7], + "name": "Jacob Kaplan-Moss" + } + }, + { + "pk": 3, + "model": "aggregation.author", + "fields": { + "age": 45, + "friends": [], + "name": "Brad Dayley" + } + }, + { + "pk": 4, + "model": "aggregation.author", + "fields": { + "age": 29, + "friends": [1], + "name": "James Bennett" + } + }, + { + "pk": 5, + "model": "aggregation.author", + "fields": { + "age": 37, + "friends": [6, 7], + "name": "Jeffrey Forcier" + } + }, + { + "pk": 6, + "model": "aggregation.author", + "fields": { + "age": 29, + "friends": [5, 7], + "name": "Paul Bissex" + } + }, + { + "pk": 7, + "model": "aggregation.author", + "fields": { + "age": 25, + "friends": [2, 5, 6], + "name": "Wesley J. Chun" + } + }, + { + "pk": 8, + "model": "aggregation.author", + "fields": { + "age": 57, + "friends": [9], + "name": "Peter Norvig" + } + }, + { + "pk": 9, + "model": "aggregation.author", + "fields": { + "age": 46, + "friends": [8], + "name": "Stuart Russell" + } + } +] diff --git a/parts/django/tests/modeltests/aggregation/models.py b/parts/django/tests/modeltests/aggregation/models.py new file mode 100644 index 0000000..ccc1289 --- /dev/null +++ b/parts/django/tests/modeltests/aggregation/models.py @@ -0,0 +1,42 @@ +# coding: utf-8 +from django.db import models + + +class Author(models.Model): + name = models.CharField(max_length=100) + age = models.IntegerField() + friends = models.ManyToManyField('self', blank=True) + + def __unicode__(self): + return self.name + +class Publisher(models.Model): + name = models.CharField(max_length=255) + num_awards = models.IntegerField() + + def __unicode__(self): + return self.name + +class Book(models.Model): + isbn = models.CharField(max_length=9) + name = models.CharField(max_length=255) + pages = models.IntegerField() + rating = models.FloatField() + price = models.DecimalField(decimal_places=2, max_digits=6) + authors = models.ManyToManyField(Author) + contact = models.ForeignKey(Author, related_name='book_contact_set') + publisher = models.ForeignKey(Publisher) + pubdate = models.DateField() + + def __unicode__(self): + return self.name + +class Store(models.Model): + name = models.CharField(max_length=255) + books = models.ManyToManyField(Book) + original_opening = models.DateTimeField() + friday_night_closing = models.TimeField() + + def __unicode__(self): + return self.name + diff --git a/parts/django/tests/modeltests/aggregation/tests.py b/parts/django/tests/modeltests/aggregation/tests.py new file mode 100644 index 0000000..c830368 --- /dev/null +++ b/parts/django/tests/modeltests/aggregation/tests.py @@ -0,0 +1,565 @@ +import datetime +from decimal import Decimal + +from django.db.models import Avg, Sum, Count, Max, Min +from django.test import TestCase, Approximate + +from models import Author, Publisher, Book, Store + + +class BaseAggregateTestCase(TestCase): + fixtures = ["initial_data.json"] + + def test_empty_aggregate(self): + self.assertEqual(Author.objects.all().aggregate(), {}) + + def test_single_aggregate(self): + vals = Author.objects.aggregate(Avg("age")) + self.assertEqual(vals, {"age__avg": Approximate(37.4, places=1)}) + + def test_multiple_aggregates(self): + vals = Author.objects.aggregate(Sum("age"), Avg("age")) + self.assertEqual(vals, {"age__sum": 337, "age__avg": Approximate(37.4, places=1)}) + + def test_filter_aggregate(self): + vals = Author.objects.filter(age__gt=29).aggregate(Sum("age")) + self.assertEqual(len(vals), 1) + self.assertEqual(vals["age__sum"], 254) + + def test_related_aggregate(self): + vals = Author.objects.aggregate(Avg("friends__age")) + self.assertEqual(len(vals), 1) + self.assertAlmostEqual(vals["friends__age__avg"], 34.07, places=2) + + vals = Book.objects.filter(rating__lt=4.5).aggregate(Avg("authors__age")) + self.assertEqual(len(vals), 1) + self.assertAlmostEqual(vals["authors__age__avg"], 38.2857, places=2) + + vals = Author.objects.all().filter(name__contains="a").aggregate(Avg("book__rating")) + self.assertEqual(len(vals), 1) + self.assertEqual(vals["book__rating__avg"], 4.0) + + vals = Book.objects.aggregate(Sum("publisher__num_awards")) + self.assertEqual(len(vals), 1) + self.assertEquals(vals["publisher__num_awards__sum"], 30) + + vals = Publisher.objects.aggregate(Sum("book__price")) + self.assertEqual(len(vals), 1) + self.assertEqual(vals["book__price__sum"], Decimal("270.27")) + + def test_aggregate_multi_join(self): + vals = Store.objects.aggregate(Max("books__authors__age")) + self.assertEqual(len(vals), 1) + self.assertEqual(vals["books__authors__age__max"], 57) + + vals = Author.objects.aggregate(Min("book__publisher__num_awards")) + self.assertEqual(len(vals), 1) + self.assertEqual(vals["book__publisher__num_awards__min"], 1) + + def test_aggregate_alias(self): + vals = Store.objects.filter(name="Amazon.com").aggregate(amazon_mean=Avg("books__rating")) + self.assertEqual(len(vals), 1) + self.assertAlmostEqual(vals["amazon_mean"], 4.08, places=2) + + def test_annotate_basic(self): + self.assertQuerysetEqual( + Book.objects.annotate().order_by('pk'), [ + "The Definitive Guide to Django: Web Development Done Right", + "Sams Teach Yourself Django in 24 Hours", + "Practical Django Projects", + "Python Web Development with Django", + "Artificial Intelligence: A Modern Approach", + "Paradigms of Artificial Intelligence Programming: Case Studies in Common Lisp" + ], + lambda b: b.name + ) + + books = Book.objects.annotate(mean_age=Avg("authors__age")) + b = books.get(pk=1) + self.assertEqual( + b.name, + u'The Definitive Guide to Django: Web Development Done Right' + ) + self.assertEqual(b.mean_age, 34.5) + + def test_annotate_m2m(self): + books = Book.objects.filter(rating__lt=4.5).annotate(Avg("authors__age")).order_by("name") + self.assertQuerysetEqual( + books, [ + (u'Artificial Intelligence: A Modern Approach', 51.5), + (u'Practical Django Projects', 29.0), + (u'Python Web Development with Django', Approximate(30.3, places=1)), + (u'Sams Teach Yourself Django in 24 Hours', 45.0) + ], + lambda b: (b.name, b.authors__age__avg), + ) + + books = Book.objects.annotate(num_authors=Count("authors")).order_by("name") + self.assertQuerysetEqual( + books, [ + (u'Artificial Intelligence: A Modern Approach', 2), + (u'Paradigms of Artificial Intelligence Programming: Case Studies in Common Lisp', 1), + (u'Practical Django Projects', 1), + (u'Python Web Development with Django', 3), + (u'Sams Teach Yourself Django in 24 Hours', 1), + (u'The Definitive Guide to Django: Web Development Done Right', 2) + ], + lambda b: (b.name, b.num_authors) + ) + + def test_backwards_m2m_annotate(self): + authors = Author.objects.filter(name__contains="a").annotate(Avg("book__rating")).order_by("name") + self.assertQuerysetEqual( + authors, [ + (u'Adrian Holovaty', 4.5), + (u'Brad Dayley', 3.0), + (u'Jacob Kaplan-Moss', 4.5), + (u'James Bennett', 4.0), + (u'Paul Bissex', 4.0), + (u'Stuart Russell', 4.0) + ], + lambda a: (a.name, a.book__rating__avg) + ) + + authors = Author.objects.annotate(num_books=Count("book")).order_by("name") + self.assertQuerysetEqual( + authors, [ + (u'Adrian Holovaty', 1), + (u'Brad Dayley', 1), + (u'Jacob Kaplan-Moss', 1), + (u'James Bennett', 1), + (u'Jeffrey Forcier', 1), + (u'Paul Bissex', 1), + (u'Peter Norvig', 2), + (u'Stuart Russell', 1), + (u'Wesley J. Chun', 1) + ], + lambda a: (a.name, a.num_books) + ) + + def test_reverse_fkey_annotate(self): + books = Book.objects.annotate(Sum("publisher__num_awards")).order_by("name") + self.assertQuerysetEqual( + books, [ + (u'Artificial Intelligence: A Modern Approach', 7), + (u'Paradigms of Artificial Intelligence Programming: Case Studies in Common Lisp', 9), + (u'Practical Django Projects', 3), + (u'Python Web Development with Django', 7), + (u'Sams Teach Yourself Django in 24 Hours', 1), + (u'The Definitive Guide to Django: Web Development Done Right', 3) + ], + lambda b: (b.name, b.publisher__num_awards__sum) + ) + + publishers = Publisher.objects.annotate(Sum("book__price")).order_by("name") + self.assertQuerysetEqual( + publishers, [ + (u'Apress', Decimal("59.69")), + (u"Jonno's House of Books", None), + (u'Morgan Kaufmann', Decimal("75.00")), + (u'Prentice Hall', Decimal("112.49")), + (u'Sams', Decimal("23.09")) + ], + lambda p: (p.name, p.book__price__sum) + ) + + def test_annotate_values(self): + books = list(Book.objects.filter(pk=1).annotate(mean_age=Avg("authors__age")).values()) + self.assertEqual( + books, [ + { + "contact_id": 1, + "id": 1, + "isbn": "159059725", + "mean_age": 34.5, + "name": "The Definitive Guide to Django: Web Development Done Right", + "pages": 447, + "price": Approximate(Decimal("30")), + "pubdate": datetime.date(2007, 12, 6), + "publisher_id": 1, + "rating": 4.5, + } + ] + ) + + books = Book.objects.filter(pk=1).annotate(mean_age=Avg('authors__age')).values('pk', 'isbn', 'mean_age') + self.assertEqual( + list(books), [ + { + "pk": 1, + "isbn": "159059725", + "mean_age": 34.5, + } + ] + ) + + books = Book.objects.filter(pk=1).annotate(mean_age=Avg("authors__age")).values("name") + self.assertEqual( + list(books), [ + { + "name": "The Definitive Guide to Django: Web Development Done Right" + } + ] + ) + + books = Book.objects.filter(pk=1).values().annotate(mean_age=Avg('authors__age')) + self.assertEqual( + list(books), [ + { + "contact_id": 1, + "id": 1, + "isbn": "159059725", + "mean_age": 34.5, + "name": "The Definitive Guide to Django: Web Development Done Right", + "pages": 447, + "price": Approximate(Decimal("30")), + "pubdate": datetime.date(2007, 12, 6), + "publisher_id": 1, + "rating": 4.5, + } + ] + ) + + books = Book.objects.values("rating").annotate(n_authors=Count("authors__id"), mean_age=Avg("authors__age")).order_by("rating") + self.assertEqual( + list(books), [ + { + "rating": 3.0, + "n_authors": 1, + "mean_age": 45.0, + }, + { + "rating": 4.0, + "n_authors": 6, + "mean_age": Approximate(37.16, places=1) + }, + { + "rating": 4.5, + "n_authors": 2, + "mean_age": 34.5, + }, + { + "rating": 5.0, + "n_authors": 1, + "mean_age": 57.0, + } + ] + ) + + authors = Author.objects.annotate(Avg("friends__age")).order_by("name") + self.assertEqual(len(authors), 9) + self.assertQuerysetEqual( + authors, [ + (u'Adrian Holovaty', 32.0), + (u'Brad Dayley', None), + (u'Jacob Kaplan-Moss', 29.5), + (u'James Bennett', 34.0), + (u'Jeffrey Forcier', 27.0), + (u'Paul Bissex', 31.0), + (u'Peter Norvig', 46.0), + (u'Stuart Russell', 57.0), + (u'Wesley J. Chun', Approximate(33.66, places=1)) + ], + lambda a: (a.name, a.friends__age__avg) + ) + + def test_count(self): + vals = Book.objects.aggregate(Count("rating")) + self.assertEqual(vals, {"rating__count": 6}) + + vals = Book.objects.aggregate(Count("rating", distinct=True)) + self.assertEqual(vals, {"rating__count": 4}) + + def test_fkey_aggregate(self): + explicit = list(Author.objects.annotate(Count('book__id'))) + implicit = list(Author.objects.annotate(Count('book'))) + self.assertEqual(explicit, implicit) + + def test_annotate_ordering(self): + books = Book.objects.values('rating').annotate(oldest=Max('authors__age')).order_by('oldest', 'rating') + self.assertEqual( + list(books), [ + { + "rating": 4.5, + "oldest": 35, + }, + { + "rating": 3.0, + "oldest": 45 + }, + { + "rating": 4.0, + "oldest": 57, + }, + { + "rating": 5.0, + "oldest": 57, + } + ] + ) + + books = Book.objects.values("rating").annotate(oldest=Max("authors__age")).order_by("-oldest", "-rating") + self.assertEqual( + list(books), [ + { + "rating": 5.0, + "oldest": 57, + }, + { + "rating": 4.0, + "oldest": 57, + }, + { + "rating": 3.0, + "oldest": 45, + }, + { + "rating": 4.5, + "oldest": 35, + } + ] + ) + + def test_aggregate_annotation(self): + vals = Book.objects.annotate(num_authors=Count("authors__id")).aggregate(Avg("num_authors")) + self.assertEqual(vals, {"num_authors__avg": Approximate(1.66, places=1)}) + + def test_filtering(self): + p = Publisher.objects.create(name='Expensive Publisher', num_awards=0) + Book.objects.create( + name='ExpensiveBook1', + pages=1, + isbn='111', + rating=3.5, + price=Decimal("1000"), + publisher=p, + contact_id=1, + pubdate=datetime.date(2008,12,1) + ) + Book.objects.create( + name='ExpensiveBook2', + pages=1, + isbn='222', + rating=4.0, + price=Decimal("1000"), + publisher=p, + contact_id=1, + pubdate=datetime.date(2008,12,2) + ) + Book.objects.create( + name='ExpensiveBook3', + pages=1, + isbn='333', + rating=4.5, + price=Decimal("35"), + publisher=p, + contact_id=1, + pubdate=datetime.date(2008,12,3) + ) + + publishers = Publisher.objects.annotate(num_books=Count("book__id")).filter(num_books__gt=1).order_by("pk") + self.assertQuerysetEqual( + publishers, [ + "Apress", + "Prentice Hall", + "Expensive Publisher", + ], + lambda p: p.name, + ) + + publishers = Publisher.objects.filter(book__price__lt=Decimal("40.0")).order_by("pk") + self.assertQuerysetEqual( + publishers, [ + "Apress", + "Apress", + "Sams", + "Prentice Hall", + "Expensive Publisher", + ], + lambda p: p.name + ) + + publishers = Publisher.objects.annotate(num_books=Count("book__id")).filter(num_books__gt=1, book__price__lt=Decimal("40.0")).order_by("pk") + self.assertQuerysetEqual( + publishers, [ + "Apress", + "Prentice Hall", + "Expensive Publisher", + ], + lambda p: p.name, + ) + + publishers = Publisher.objects.filter(book__price__lt=Decimal("40.0")).annotate(num_books=Count("book__id")).filter(num_books__gt=1).order_by("pk") + self.assertQuerysetEqual( + publishers, [ + "Apress", + ], + lambda p: p.name + ) + + publishers = Publisher.objects.annotate(num_books=Count("book")).filter(num_books__range=[1, 3]).order_by("pk") + self.assertQuerysetEqual( + publishers, [ + "Apress", + "Sams", + "Prentice Hall", + "Morgan Kaufmann", + "Expensive Publisher", + ], + lambda p: p.name + ) + + publishers = Publisher.objects.annotate(num_books=Count("book")).filter(num_books__range=[1, 2]).order_by("pk") + self.assertQuerysetEqual( + publishers, [ + "Apress", + "Sams", + "Prentice Hall", + "Morgan Kaufmann", + ], + lambda p: p.name + ) + + publishers = Publisher.objects.annotate(num_books=Count("book")).filter(num_books__in=[1, 3]).order_by("pk") + self.assertQuerysetEqual( + publishers, [ + "Sams", + "Morgan Kaufmann", + "Expensive Publisher", + ], + lambda p: p.name, + ) + + publishers = Publisher.objects.annotate(num_books=Count("book")).filter(num_books__isnull=True) + self.assertEqual(len(publishers), 0) + + def test_annotation(self): + vals = Author.objects.filter(pk=1).aggregate(Count("friends__id")) + self.assertEqual(vals, {"friends__id__count": 2}) + + books = Book.objects.annotate(num_authors=Count("authors__name")).filter(num_authors__ge=2).order_by("pk") + self.assertQuerysetEqual( + books, [ + "The Definitive Guide to Django: Web Development Done Right", + "Artificial Intelligence: A Modern Approach", + ], + lambda b: b.name + ) + + authors = Author.objects.annotate(num_friends=Count("friends__id", distinct=True)).filter(num_friends=0).order_by("pk") + self.assertQuerysetEqual( + authors, [ + "Brad Dayley", + ], + lambda a: a.name + ) + + publishers = Publisher.objects.annotate(num_books=Count("book__id")).filter(num_books__gt=1).order_by("pk") + self.assertQuerysetEqual( + publishers, [ + "Apress", + "Prentice Hall", + ], + lambda p: p.name + ) + + publishers = Publisher.objects.filter(book__price__lt=Decimal("40.0")).annotate(num_books=Count("book__id")).filter(num_books__gt=1) + self.assertQuerysetEqual( + publishers, [ + "Apress", + ], + lambda p: p.name + ) + + books = Book.objects.annotate(num_authors=Count("authors__id")).filter(authors__name__contains="Norvig", num_authors__gt=1) + self.assertQuerysetEqual( + books, [ + "Artificial Intelligence: A Modern Approach", + ], + lambda b: b.name + ) + + def test_more_aggregation(self): + a = Author.objects.get(name__contains='Norvig') + b = Book.objects.get(name__contains='Done Right') + b.authors.add(a) + b.save() + + vals = Book.objects.annotate(num_authors=Count("authors__id")).filter(authors__name__contains="Norvig", num_authors__gt=1).aggregate(Avg("rating")) + self.assertEqual(vals, {"rating__avg": 4.25}) + + def test_even_more_aggregate(self): + publishers = Publisher.objects.annotate(earliest_book=Min("book__pubdate")).exclude(earliest_book=None).order_by("earliest_book").values() + self.assertEqual( + list(publishers), [ + { + 'earliest_book': datetime.date(1991, 10, 15), + 'num_awards': 9, + 'id': 4, + 'name': u'Morgan Kaufmann' + }, + { + 'earliest_book': datetime.date(1995, 1, 15), + 'num_awards': 7, + 'id': 3, + 'name': u'Prentice Hall' + }, + { + 'earliest_book': datetime.date(2007, 12, 6), + 'num_awards': 3, + 'id': 1, + 'name': u'Apress' + }, + { + 'earliest_book': datetime.date(2008, 3, 3), + 'num_awards': 1, + 'id': 2, + 'name': u'Sams' + } + ] + ) + + vals = Store.objects.aggregate(Max("friday_night_closing"), Min("original_opening")) + self.assertEqual( + vals, + { + "friday_night_closing__max": datetime.time(23, 59, 59), + "original_opening__min": datetime.datetime(1945, 4, 25, 16, 24, 14), + } + ) + + def test_annotate_values_list(self): + books = Book.objects.filter(pk=1).annotate(mean_age=Avg("authors__age")).values_list("pk", "isbn", "mean_age") + self.assertEqual( + list(books), [ + (1, "159059725", 34.5), + ] + ) + + books = Book.objects.filter(pk=1).annotate(mean_age=Avg("authors__age")).values_list("isbn") + self.assertEqual( + list(books), [ + ('159059725',) + ] + ) + + books = Book.objects.filter(pk=1).annotate(mean_age=Avg("authors__age")).values_list("mean_age") + self.assertEqual( + list(books), [ + (34.5,) + ] + ) + + books = Book.objects.filter(pk=1).annotate(mean_age=Avg("authors__age")).values_list("mean_age", flat=True) + self.assertEqual(list(books), [34.5]) + + books = Book.objects.values_list("price").annotate(count=Count("price")).order_by("-count", "price") + self.assertEqual( + list(books), [ + (Decimal("29.69"), 2), + (Decimal('23.09'), 1), + (Decimal('30'), 1), + (Decimal('75'), 1), + (Decimal('82.8'), 1), + ] + ) |