Merge pull request #394 from sh-andriy/fix/xlsx-file-render-error

fix(mfr): fix not all xlsx files render error

Author: opaduchak

mfr/extensions/tabular/utilities.py

@@ -143,14 +143,21 @@ def parse_xls(wb, sheets):
 def parse_xlsx(wb, sheets):
  for name in wb.sheetnames:
  ws = wb[name]
- verify_size(ws.max_row, ws.max_column, '.xlsx')
- header_row = next(ws.iter_rows(max_row=1, values_only=True))
+ max_row = ws.max_row or 0
+ max_col = ws.max_column or 0
+ verify_size(max_row, max_col, '.xlsx')
+
+ if max_row == 0 or max_col == 0:
+ sheets[name] = ([], [])
+ continue
+
+ header_row = next(ws.iter_rows(max_row=1, values_only=True), [])
  fields = fix_headers(header_row)
  rows = [
  dict(zip(fields, row))
  for row in ws.iter_rows(min_row=2,
- max_row=ws.max_row,
- max_col=ws.max_column,
+ max_row=max_row,
+ max_col=max_col,
  values_only=True)
  ]
  sheets[name] = (header_population(fields), rows)