Require recent pikepdf to fix check_pdf_syntax issue

pyproject.toml

@@ -16,8 +16,8 @@ dependencies = [
   "img2pdf>=0.5",
   "packaging>=20",
   "pdfminer.six>=20220319",
-  "pi-heif",                 # Heif image format - maintainers: if this is removed, it will NOT break
-  "pikepdf>=8.10.1,!=9.8.0",
+  "pi-heif",                # Heif image format - maintainers: if this is removed, it will NOT break
+  "pikepdf>=10",
   "Pillow>=10.0.1",
   "pluggy>=1",
   "rich>=13",

src/ocrmypdf/helpers.py

@@ -270,10 +270,7 @@ def check_pdf(input_file: Path) -> bool:
         with pdf:
             with warnings.catch_warnings():
                 warnings.filterwarnings('ignore', message=r'pikepdf.*JBIG2.*')
-                if hasattr(pdf, 'check_pdf_syntax'):
-                    messages = pdf.check_pdf_syntax()  # pikepdf >= 9.10.0
-                else:
-                    messages = pdf.check()
+                messages = pdf.check_pdf_syntax()
             success = True
             for msg in messages:
                 if 'error' in msg.lower():