def iter_rows(workbook_name,
sheet_name,
xml_source,
shared_date,
string_table,
range_string='',
row_offset=0,
column_offset=0):
archive = get_archive_file(workbook_name)
source = xml_source
if range_string:
min_col, min_row, max_col, max_row = get_range_boundaries(
range_string, row_offset, column_offset)
else:
min_col, min_row, max_col, max_row = read_dimension(xml_source=source)
min_col = column_index_from_string(min_col)
max_col = column_index_from_string(max_col) + 1
max_row += 6
style_table = read_style_table(archive.read(ARC_STYLE))
source.seek(0)
p = iterparse(source)
return get_squared_range(p, min_col, min_row, max_col, max_row,
string_table, style_table, shared_date)
def read_dimension(xml_source):
source = _get_xml_iter(xml_source)
it = iterparse(source)
smax_col = None
smax_row = None
smin_col = None
smin_row = None
for event, element in it:
if element.tag == '{http://schemas.openxmlformats.org/spreadsheetml/2006/main}dimension':
ref = element.get('ref')
if ':' in ref:
min_range, max_range = ref.split(':')
else:
min_range = max_range = ref
min_col, min_row = coordinate_from_string(min_range)
max_col, max_row = coordinate_from_string(max_range)
return min_col, min_row, max_col, max_row
if element.tag == '{http://schemas.openxmlformats.org/spreadsheetml/2006/main}c':
# Supposedly the dimension is mandatory, but in practice it can be
# left off sometimes, if so, observe the max/min extants and return
# those instead.
col, row = coordinate_from_string(element.get('r'))
if smin_row is None:
#initialize the observed max/min values
smin_col = smax_col = col
smin_row = smax_row = row
else:
#Keep track of the seen max and min (fallback if there's no dimension)
smin_col = min(smin_col, col)
smin_row = min(smin_row, row)
smax_col = max(smax_col, col)
smax_row = max(smax_row, row)
else:
element.clear()
return smin_col, smin_row, smax_col, smax_row
def iter_rows(
workbook_name, sheet_name, xml_source, shared_date, string_table, range_string="", row_offset=0, column_offset=0
):
archive = get_archive_file(workbook_name)
source = xml_source
if range_string:
min_col, min_row, max_col, max_row = get_range_boundaries(range_string, row_offset, column_offset)
else:
min_col, min_row, max_col, max_row = read_dimension(xml_source=source)
min_col = column_index_from_string(min_col)
max_col = column_index_from_string(max_col) + 1
max_row += 6
style_table = read_style_table(archive.read(ARC_STYLE))
source.seek(0)
p = iterparse(source)
return get_squared_range(p, min_col, min_row, max_col, max_row, string_table, style_table, shared_date)
def fast_parse(ws, xml_source, string_table, style_table):
xmlns = 'http://schemas.openxmlformats.org/spreadsheetml/2006/main'
root = fromstring(xml_source)
mergeCells = root.find(QName(xmlns, 'mergeCells').text)
if mergeCells is not None:
mergeCellNodes = mergeCells.findall(QName(xmlns, 'mergeCell').text)
for mergeCell in mergeCellNodes:
ws.merge_cells(mergeCell.get('ref'))
source = _get_xml_iter(xml_source)
it = iterparse(source)
for event, element in filter(filter_cells, it):
value = element.findtext('{http://schemas.openxmlformats.org/spreadsheetml/2006/main}v')
coordinate = element.get('r')
style_id = element.get('s')
if style_id is not None:
ws._styles[coordinate] = style_table.get(int(style_id))
if value is not None:
data_type = element.get('t', 'n')
if data_type == Cell.TYPE_STRING:
value = string_table.get(int(value))
ws.cell(coordinate).value = value
# to avoid memory exhaustion, clear the item after use
element.clear()
cols = root.find(QName(xmlns, 'cols').text)
if cols is not None:
colNodes = cols.findall(QName(xmlns, 'col').text)
for col in colNodes:
min = int(col.get('min')) if col.get('min') else 1
max = int(col.get('max')) if col.get('max') else 1
for colId in range(min, max + 1):
column = get_column_letter(colId)
if column not in ws.column_dimensions:
ws.column_dimensions[column] = ColumnDimension(column)
if col.get('width') is not None:
ws.column_dimensions[column].width = float(col.get('width'))
if col.get('bestFit') == '1':
ws.column_dimensions[column].auto_size = True
if col.get('hidden') == '1':
ws.column_dimensions[column].visible = False
if col.get('outlineLevel') is not None:
ws.column_dimensions[column].outline_level = int(col.get('outlineLevel'))
if col.get('collapsed') == '1':
ws.column_dimensions[column].collapsed = True
if col.get('style') is not None:
ws.column_dimensions[column].style_index = col.get('style')
printOptions = root.find(QName(xmlns, 'printOptions').text)
if printOptions is not None:
if printOptions.get('horizontalCentered') is not None:
ws.page_setup.horizontalCentered = printOptions.get('horizontalCentered')
if printOptions.get('verticalCentered') is not None:
ws.page_setup.verticalCentered = printOptions.get('verticalCentered')
pageMargins = root.find(QName(xmlns, 'pageMargins').text)
if pageMargins is not None:
if pageMargins.get('left') is not None:
ws.page_margins.left = float(pageMargins.get('left'))
if pageMargins.get('right') is not None:
ws.page_margins.right = float(pageMargins.get('right'))
if pageMargins.get('top') is not None:
ws.page_margins.top = float(pageMargins.get('top'))
if pageMargins.get('bottom') is not None:
ws.page_margins.bottom = float(pageMargins.get('bottom'))
if pageMargins.get('header') is not None:
ws.page_margins.header = float(pageMargins.get('header'))
if pageMargins.get('footer') is not None:
ws.page_margins.footer = float(pageMargins.get('footer'))
pageSetup = root.find(QName(xmlns, 'pageSetup').text)
if pageSetup is not None:
if pageSetup.get('orientation') is not None:
ws.page_setup.orientation = pageSetup.get('orientation')
if pageSetup.get('paperSize') is not None:
ws.page_setup.paperSize = pageSetup.get('paperSize')
if pageSetup.get('scale') is not None:
ws.page_setup.top = pageSetup.get('scale')
if pageSetup.get('fitToPage') is not None:
ws.page_setup.fitToPage = pageSetup.get('fitToPage')
if pageSetup.get('fitToHeight') is not None:
ws.page_setup.fitToHeight = pageSetup.get('fitToHeight')
if pageSetup.get('fitToWidth') is not None:
ws.page_setup.fitToWidth = pageSetup.get('fitToWidth')
if pageSetup.get('firstPageNumber') is not None:
ws.page_setup.firstPageNumber = pageSetup.get('firstPageNumber')
if pageSetup.get('useFirstPageNumber') is not None:
ws.page_setup.useFirstPageNumber = pageSetup.get('useFirstPageNumber')
headerFooter = root.find(QName(xmlns, 'headerFooter').text)
if headerFooter is not None:
oddHeader = headerFooter.find(QName(xmlns, 'oddHeader').text)
if oddHeader is not None:
ws.header_footer.setHeader(oddHeader.text)
oddFooter = headerFooter.find(QName(xmlns, 'oddFooter').text)
if oddFooter is not None:
ws.header_footer.setFooter(oddFooter.text)
