1 files changed, 33 insertions, 0 deletions
diff --git a/misc/file-processor-modules/preview.py b/misc/file-processor-modules/preview.py
new file mode 100644
index 0000000..244d8ce
--- /dev/null
+++ b/misc/file-processor-modules/preview.py
@@ -0,0 +1,33 @@
+########################################################################
+#
+# This Source Code Form is subject to the terms of the Mozilla Public
+# License, v. 2.0. If a copy of the MPL was not distributed with this
+# file, You can obtain one at http://mozilla.org/MPL/2.0/.
+#
+########################################################################
+
+import orcus
+from orcus.tools.file_processor import config
+
+
+def process_document(filepath, doc):
+    buf = list()
+    for sh in doc.sheets:
+        try:
+            buf.append(f"sheet: {sh.name}")
+            for i, row in enumerate(sh.get_rows()):
+                if i > 9:
+                    # Only display the first 10 rows.
+                    buf.append("...")
+                    break
+
+                row_s = list()
+                for cell in row:
+                    v = cell.value if cell.value else ""
+                    row_s.append(str(v))
+                row_s = ",".join(row_s)
+                buf.append(f"row {i}: {row_s}")
+        except Exception as e:
+            buf.append(f"???: (exception: {e})")
+
+    return buf