Created
December 7, 2023 13:09
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Fix openpyxl ExcelReader to load broken XLSX files exported by 1C
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import pandas as pd | |
import openpyxl | |
#https://foss.heptapod.net/openpyxl/openpyxl | |
#from openpyxl.xml.constants import (ARC_SHARED_STRINGS, SHARED_STRINGS, ARC_CONTENT_TYPES, CONTYPES_NS) | |
#https://foss.heptapod.net/openpyxl/openpyxl/-/blob/branch/3.1/openpyxl/xml/constants.py#L35 | |
#openpyxl.xml.constants.ARC_SHARED_STRINGS = openpyxl.xml.constants.PACKAGE_XL + '/SharedStrings.xml' | |
#from openpyxl.reader.strings import read_string_table, read_rich_text | |
#https://foss.heptapod.net/openpyxl/openpyxl/-/blob/branch/3.1/openpyxl/reader/excel.py#L139 | |
from openpyxl.reader.excel import ExcelReader | |
class ExcelReaderMonkey(ExcelReader): | |
def read_strings(self): | |
ct = self.package.find(openpyxl.xml.constants.SHARED_STRINGS) | |
reader = openpyxl.reader.strings.read_string_table | |
if self.rich_text: | |
reader = openpyxl.reader.strings.read_rich_text | |
if ct is not None: | |
archiveFilesMap = {filename.lower(): filename for filename in self.archive.namelist()} | |
strings_path = archiveFilesMap.get(ct.PartName[1:].lower()) | |
with self.archive.open(strings_path,) as src: | |
self.shared_strings = reader(src) | |
openpyxl.reader.excel.ExcelReader = ExcelReaderMonkey | |
# excel_reader = ExcelReaderMonkey(fn="Tranzanctii.xlsx", read_only=True) | |
# #reader.read_strings = read_strings | |
# excel_reader.read() | |
# workbook = excel_reader.wb | |
# print(workbook.sheetnames) | |
#https://foss.heptapod.net/openpyxl/openpyxl/-/blob/branch/3.1/openpyxl/reader/excel.py#L315 | |
#workbook = openpyxl.load_workbook("Tranzanctii.xlsx", read_only=True) | |
#print(workbook.sheetnames) | |
data = pd.read_excel("Tranzanctii.xlsx") | |
print(data.info()) |
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