Fix error when using the mat method with NumPy version >= 2.0.0.

Byaidu · Dec 17, 2024 · 872e2da · 872e2da
1 parent d2d36bd
commit 872e2da
Showing 1 changed file with 5 additions and 1 deletion.
diff --git a/pdf2zh/pdfinterp.py b/pdf2zh/pdfinterp.py
@@ -229,7 +229,11 @@ def do_Do(self, xobjid_arg: PDFStackT) -> None:
                 self.device.fontmap = interpreter.fontmap
                 ops_new = self.device.end_figure(xobjid)
                 ctm_inv = np.linalg.inv(np.array(ctm[:4]).reshape(2, 2))
-                pos_inv = -np.mat(ctm[4:]) * ctm_inv
+                np_version = np.__version__
+                if np_version.split(".")[0] >= "2":
+                    pos_inv = -np.asmatrix(ctm[4:]) * ctm_inv
+                else:
+                    pos_inv = -np.mat(ctm[4:]) * ctm_inv
                 a, b, c, d = ctm_inv.reshape(4).tolist()
                 e, f = pos_inv.tolist()[0]
                 self.obj_patch[self.xobjmap[xobjid].objid] = (