NPO-Accounting/conservancy_beancount Changeset - 3aee1efdc1ad

Changeset - 3aee1efdc1ad

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Brett Smith - 4 years ago 2020-03-31 19:00:15
brettcsmith@brettcsmith.org

data: Define __slots__ for core classes.

Because these are the classes that get instantiated many times while
iterating transactions, the performance benefit of defining __slots__
is worth the development overhead.

1 file changed with 5 insertions and 0 deletions:

conservancy_beancount/data.py

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conservancy_beancount/data.py

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@@ ... / @@ -64,2 +64,4 @@ class Account(str): @@
     """
     __slots__ = ()
     SEP = bc_account.sep
@@ ... / @@ -117,2 +119,3 @@ class Metadata(MutableMapping[MetaKey, MetaValue]): @@
     """
     __slots__ = ('meta',)
@@ ... / @@ -167,2 +170,3 @@ class PostingMeta(Metadata): @@
     """
     __slots__ = ('txn', 'index', 'post')
@@ ... / @@ -209,2 +213,3 @@ class Posting(BasePosting): @@
     """
     __slots__ = ()

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