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gnx-react/venv/lib/python3.12/site-packages/django/contrib/postgres/aggregates/__init__.py

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+from .general import *  # NOQA
+from .statistics import *  # NOQA

gnx-react/venv/lib/python3.12/site-packages/django/contrib/postgres/aggregates/general.py

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+import json
+import warnings
+
+from django.contrib.postgres.fields import ArrayField
+from django.db.models import Aggregate, BooleanField, JSONField, TextField, Value
+from django.utils.deprecation import RemovedInDjango50Warning, RemovedInDjango51Warning
+
+from .mixins import OrderableAggMixin
+
+__all__ = [
+    "ArrayAgg",
+    "BitAnd",
+    "BitOr",
+    "BitXor",
+    "BoolAnd",
+    "BoolOr",
+    "JSONBAgg",
+    "StringAgg",
+]
+
+
+# RemovedInDjango50Warning
+NOT_PROVIDED = object()
+
+
+class DeprecatedConvertValueMixin:
+    def __init__(self, *expressions, default=NOT_PROVIDED, **extra):
+        if default is NOT_PROVIDED:
+            default = None
+            self._default_provided = False
+        else:
+            self._default_provided = True
+        super().__init__(*expressions, default=default, **extra)
+
+    def resolve_expression(self, *args, **kwargs):
+        resolved = super().resolve_expression(*args, **kwargs)
+        if not self._default_provided:
+            resolved.empty_result_set_value = getattr(
+                self, "deprecation_empty_result_set_value", self.deprecation_value
+            )
+        return resolved
+
+    def convert_value(self, value, expression, connection):
+        if value is None and not self._default_provided:
+            warnings.warn(self.deprecation_msg, category=RemovedInDjango50Warning)
+            return self.deprecation_value
+        return value
+
+
+class ArrayAgg(DeprecatedConvertValueMixin, OrderableAggMixin, Aggregate):
+    function = "ARRAY_AGG"
+    template = "%(function)s(%(distinct)s%(expressions)s %(ordering)s)"
+    allow_distinct = True
+
+    # RemovedInDjango50Warning
+    deprecation_value = property(lambda self: [])
+    deprecation_msg = (
+        "In Django 5.0, ArrayAgg() will return None instead of an empty list "
+        "if there are no rows. Pass default=None to opt into the new behavior "
+        "and silence this warning or default=[] to keep the previous behavior."
+    )
+
+    @property
+    def output_field(self):
+        return ArrayField(self.source_expressions[0].output_field)
+
+
+class BitAnd(Aggregate):
+    function = "BIT_AND"
+
+
+class BitOr(Aggregate):
+    function = "BIT_OR"
+
+
+class BitXor(Aggregate):
+    function = "BIT_XOR"
+
+
+class BoolAnd(Aggregate):
+    function = "BOOL_AND"
+    output_field = BooleanField()
+
+
+class BoolOr(Aggregate):
+    function = "BOOL_OR"
+    output_field = BooleanField()
+
+
+class JSONBAgg(DeprecatedConvertValueMixin, OrderableAggMixin, Aggregate):
+    function = "JSONB_AGG"
+    template = "%(function)s(%(distinct)s%(expressions)s %(ordering)s)"
+    allow_distinct = True
+    output_field = JSONField()
+
+    # RemovedInDjango50Warning
+    deprecation_value = "[]"
+    deprecation_empty_result_set_value = property(lambda self: [])
+    deprecation_msg = (
+        "In Django 5.0, JSONBAgg() will return None instead of an empty list "
+        "if there are no rows. Pass default=None to opt into the new behavior "
+        "and silence this warning or default=[] to keep the previous "
+        "behavior."
+    )
+
+    # RemovedInDjango51Warning: When the deprecation ends, remove __init__().
+    #
+    # RemovedInDjango50Warning: When the deprecation ends, replace with:
+    # def __init__(self, *expressions, default=None, **extra):
+    def __init__(self, *expressions, default=NOT_PROVIDED, **extra):
+        super().__init__(*expressions, default=default, **extra)
+        if (
+            isinstance(default, Value)
+            and isinstance(default.value, str)
+            and not isinstance(default.output_field, JSONField)
+        ):
+            value = default.value
+            try:
+                decoded = json.loads(value)
+            except json.JSONDecodeError:
+                warnings.warn(
+                    "Passing a Value() with an output_field that isn't a JSONField as "
+                    "JSONBAgg(default) is deprecated. Pass default="
+                    f"Value({value!r}, output_field=JSONField()) instead.",
+                    stacklevel=2,
+                    category=RemovedInDjango51Warning,
+                )
+                self.default.output_field = self.output_field
+            else:
+                self.default = Value(decoded, self.output_field)
+                warnings.warn(
+                    "Passing an encoded JSON string as JSONBAgg(default) is "
+                    f"deprecated. Pass default={decoded!r} instead.",
+                    stacklevel=2,
+                    category=RemovedInDjango51Warning,
+                )
+
+
+class StringAgg(DeprecatedConvertValueMixin, OrderableAggMixin, Aggregate):
+    function = "STRING_AGG"
+    template = "%(function)s(%(distinct)s%(expressions)s %(ordering)s)"
+    allow_distinct = True
+    output_field = TextField()
+
+    # RemovedInDjango50Warning
+    deprecation_value = ""
+    deprecation_msg = (
+        "In Django 5.0, StringAgg() will return None instead of an empty "
+        "string if there are no rows. Pass default=None to opt into the new "
+        'behavior and silence this warning or default="" to keep the previous behavior.'
+    )
+
+    def __init__(self, expression, delimiter, **extra):
+        delimiter_expr = Value(str(delimiter))
+        super().__init__(expression, delimiter_expr, **extra)

gnx-react/venv/lib/python3.12/site-packages/django/contrib/postgres/aggregates/mixins.py

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+from django.db.models.expressions import OrderByList
+
+
+class OrderableAggMixin:
+    def __init__(self, *expressions, ordering=(), **extra):
+        if isinstance(ordering, (list, tuple)):
+            self.order_by = OrderByList(*ordering)
+        else:
+            self.order_by = OrderByList(ordering)
+        super().__init__(*expressions, **extra)
+
+    def resolve_expression(self, *args, **kwargs):
+        self.order_by = self.order_by.resolve_expression(*args, **kwargs)
+        return super().resolve_expression(*args, **kwargs)
+
+    def get_source_expressions(self):
+        if self.order_by.source_expressions:
+            return super().get_source_expressions() + [self.order_by]
+        return super().get_source_expressions()
+
+    def set_source_expressions(self, exprs):
+        if isinstance(exprs[-1], OrderByList):
+            *exprs, self.order_by = exprs
+        return super().set_source_expressions(exprs)
+
+    def as_sql(self, compiler, connection):
+        order_by_sql, order_by_params = compiler.compile(self.order_by)
+        sql, sql_params = super().as_sql(compiler, connection, ordering=order_by_sql)
+        return sql, (*sql_params, *order_by_params)

gnx-react/venv/lib/python3.12/site-packages/django/contrib/postgres/aggregates/statistics.py

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+from django.db.models import Aggregate, FloatField, IntegerField
+
+__all__ = [
+    "CovarPop",
+    "Corr",
+    "RegrAvgX",
+    "RegrAvgY",
+    "RegrCount",
+    "RegrIntercept",
+    "RegrR2",
+    "RegrSlope",
+    "RegrSXX",
+    "RegrSXY",
+    "RegrSYY",
+    "StatAggregate",
+]
+
+
+class StatAggregate(Aggregate):
+    output_field = FloatField()
+
+    def __init__(self, y, x, output_field=None, filter=None, default=None):
+        if not x or not y:
+            raise ValueError("Both y and x must be provided.")
+        super().__init__(
+            y, x, output_field=output_field, filter=filter, default=default
+        )
+
+
+class Corr(StatAggregate):
+    function = "CORR"
+
+
+class CovarPop(StatAggregate):
+    def __init__(self, y, x, sample=False, filter=None, default=None):
+        self.function = "COVAR_SAMP" if sample else "COVAR_POP"
+        super().__init__(y, x, filter=filter, default=default)
+
+
+class RegrAvgX(StatAggregate):
+    function = "REGR_AVGX"
+
+
+class RegrAvgY(StatAggregate):
+    function = "REGR_AVGY"
+
+
+class RegrCount(StatAggregate):
+    function = "REGR_COUNT"
+    output_field = IntegerField()
+    empty_result_set_value = 0
+
+
+class RegrIntercept(StatAggregate):
+    function = "REGR_INTERCEPT"
+
+
+class RegrR2(StatAggregate):
+    function = "REGR_R2"
+
+
+class RegrSlope(StatAggregate):
+    function = "REGR_SLOPE"
+
+
+class RegrSXX(StatAggregate):
+    function = "REGR_SXX"
+
+
+class RegrSXY(StatAggregate):
+    function = "REGR_SXY"
+
+
+class RegrSYY(StatAggregate):
+    function = "REGR_SYY"