1 files changed, 95 insertions, 0 deletions
diff --git a/.venv/lib/python3.12/site-packages/openpyxl/styles/differential.py b/.venv/lib/python3.12/site-packages/openpyxl/styles/differential.py
new file mode 100644
index 00000000..109577e4
--- /dev/null
+++ b/.venv/lib/python3.12/site-packages/openpyxl/styles/differential.py
@@ -0,0 +1,95 @@
+# Copyright (c) 2010-2024 openpyxl
+
+from openpyxl.descriptors import (
+    Typed,
+    Sequence,
+    Alias,
+)
+from openpyxl.descriptors.serialisable import Serialisable
+from openpyxl.styles import (
+    Font,
+    Fill,
+    Border,
+    Alignment,
+    Protection,
+    )
+from .numbers import NumberFormat
+
+
+class DifferentialStyle(Serialisable):
+
+    tagname = "dxf"
+
+    __elements__ = ("font", "numFmt", "fill", "alignment", "border", "protection")
+
+    font = Typed(expected_type=Font, allow_none=True)
+    numFmt = Typed(expected_type=NumberFormat, allow_none=True)
+    fill = Typed(expected_type=Fill, allow_none=True)
+    alignment = Typed(expected_type=Alignment, allow_none=True)
+    border = Typed(expected_type=Border, allow_none=True)
+    protection = Typed(expected_type=Protection, allow_none=True)
+
+    def __init__(self,
+                 font=None,
+                 numFmt=None,
+                 fill=None,
+                 alignment=None,
+                 border=None,
+                 protection=None,
+                 extLst=None,
+                ):
+        self.font = font
+        self.numFmt = numFmt
+        self.fill = fill
+        self.alignment = alignment
+        self.border = border
+        self.protection = protection
+        self.extLst = extLst
+
+
+class DifferentialStyleList(Serialisable):
+    """
+    Dedupable container for differential styles.
+    """
+
+    tagname = "dxfs"
+
+    dxf = Sequence(expected_type=DifferentialStyle)
+    styles = Alias("dxf")
+    __attrs__ = ("count",)
+
+
+    def __init__(self, dxf=(), count=None):
+        self.dxf = dxf
+
+
+    def append(self, dxf):
+        """
+        Check to see whether style already exists and append it if does not.
+        """
+        if not isinstance(dxf, DifferentialStyle):
+            raise TypeError('expected ' + str(DifferentialStyle))
+        if dxf in self.styles:
+            return
+        self.styles.append(dxf)
+
+
+    def add(self, dxf):
+        """
+        Add a differential style and return its index
+        """
+        self.append(dxf)
+        return self.styles.index(dxf)
+
+
+    def __bool__(self):
+        return bool(self.styles)
+
+
+    def __getitem__(self, idx):
+        return self.styles[idx]
+
+
+    @property
+    def count(self):
+        return len(self.dxf)