168 lines
6.4 KiB
Python
168 lines
6.4 KiB
Python
import zipfile
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import lxml.etree
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import lxml.cssselect
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from lxml.etree import _Element
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import xmltodict
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import openpyxl
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from openpyxl import Workbook
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from openpyxl.worksheet.worksheet import Worksheet
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from openpyxl.chart._chart import ChartBase
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from typing import Dict, List, Set
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from typing import Any
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import logging
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logger = logging.getLogger("desktopenv.metrics.utils")
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_xlsx_namespaces = [ ("x14", "http://schemas.microsoft.com/office/spreadsheetml/2009/9/main")
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, ("xm", "http://schemas.microsoft.com/office/excel/2006/main")
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]
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_xlsx_ns_mapping = dict(_xlsx_namespaces)
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_xlsx_ns_imapping = dict(map(lambda itm: (itm[1], itm[0]), _xlsx_namespaces))
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_sparklines_selector = lxml.cssselect.CSSSelector("x14|sparkline", namespaces=_xlsx_ns_mapping)
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#print(_sparklines_selector.css)
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def load_sparklines(xlsx_file: str) -> Dict[str, str]:
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"""
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This function modifies data_frame in-place
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Args:
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xlsx_file (str): path to xlsx
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Returns:
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List[Dict[str, str]]: sparkline definitions in form of
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{
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"F3": "Sheet1!C3:E3"
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}
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"""
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# read xlsx
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with zipfile.ZipFile(xlsx_file, "r") as z_f:
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with z_f.open("xl/worksheets/sheet1.xml") as f:
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sheet1: _Element = lxml.etree.fromstring(f.read())
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sparklines: List[_Element] = _sparklines_selector(sheet1)
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sparklines_dict: Dict[str, str] = {}
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for sp_l in sparklines:
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sparkline_xml: str = lxml.etree.tostring(sp_l, encoding="unicode")
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sparkline: Dict[str, Dict[str, str]] = xmltodict.parse( sparkline_xml
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, process_namespaces=True
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, namespaces=_xlsx_ns_imapping
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)
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sparklines_dict[sparkline["x14:sparkline"]["xm:sqref"]] = sparkline["x14:sparkline"]["xm:f"]
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return sparklines_dict
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# Available Chart Properties:
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# title: str
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# anchor: ["oneCell" | "twoCell" | "absolute", col0, row0, col1, row1]
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# width: number
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# height: number
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# type: "scatterChart" | "lineChart" | "barChart"
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# direction: "bar" (hori) | "col" (vert)
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# xtitle, ytitle, ztitle: str
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def load_charts(xlsx_file: Workbook, **options) -> Dict[str, Any]:
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"""
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Args:
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xlsx_file (Workbook): concerned excel book
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options (Dict[str, List[str]]): dict like {"chart_props": list of str}
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giving the concerned chart properties
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Returns:
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Dict[str, Any]: information of charts
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"""
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#workbook: Workbook = openpyxl.load_workbook(filename=xlsx_file)
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worksheet: Worksheet = xlsx_file.active
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charts: List[ChartBase] = worksheet._charts
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chart_set: Dict[str, Any] = {}
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chart_props: Set[str] = set(options["chart_props"]) if "chart_props" in options else set()
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for ch in charts:
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series: List[str] = []
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for ser in ch.series:
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value_num = ser.val.numRef.f\
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if hasattr(ser.val, "numRef") and hasattr(ser.val.numRef, "f")\
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else ""
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value_str = ser.val.strRef.f\
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if hasattr(ser.val, "strRef") and hasattr(ser.val.strRef, "f")\
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else ""
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categ_num = ser.cat.numRef.f\
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if hasattr(ser.cat, "numRef") and hasattr(ser.cat.numRef, "f")\
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else ""
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categ_str = ser.cat.strRef.f\
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if hasattr(ser.cat, "strRef") and hasattr(ser.cat.strRef, "f")\
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else ""
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series.append( "{:},{:},{:},{:}".format( value_num, value_str
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, categ_num, categ_str
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)
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)
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series: str = ";".join(series)
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# TODO: maybe more aspects, like chart type
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info: Dict[str, Any] = {}
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if "title" in chart_props:
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info["title"] = ch.title.tx.rich.p[0].r[0].t
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if "anchor" in chart_props:
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info["anchor"] = [ ch.anchor.editAs
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, ch.anchor._from.col, ch.anchor.to.row
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, ch.anchor.to.col, ch.anchor.to.row
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]
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if "width" in chart_props:
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info["width"] = ch.width
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if "height" in chart_props:
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info["height"] = ch.height
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if "type" in chart_props:
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info["type"] = ch.tagname
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if "direction" in chart_props:
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info["direction"] = ch.barDir
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if "xtitle" in chart_props:
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info["xtitle"] = ch.x_axis.title.tx.rich.p[0].r[0].t
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if "ytitle" in chart_props:
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info["ytitle"] = ch.y_axis.title.tx.rich.p[0].r[0].t
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if "ztitle" in chart_props:
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info["ztitle"] = ch.z_axis.title.tx.rich.p[0].r[0].t
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chart_set[series] = info
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return chart_set
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def _match_record(pattern: Dict[str, Any], item: Dict[str, Any]) -> bool:
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return all(k in item and item[k]==val for k, val in pattern.items())
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if __name__ == "__main__":
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path1 = "../../../../../任务数据/LibreOffice Calc/Create_column_charts_using_statistics_gold_line_scatter.xlsx"
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workbook1: Workbook = openpyxl.load_workbook(filename=path1)
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worksheet1: Worksheet = workbook1.active
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charts: List[ChartBase] = worksheet1._charts
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#print(len(charts))
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#print(type(charts[0]))
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#
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#print(len(charts[0].series))
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#print(type(charts[0].series[0]))
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#print(type(charts[0].series[0].val))
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##print(charts[0].series[0].val)
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#print(charts[0].series[0].val.numRef.f)
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#
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#print(type(charts[0].series[0].cat))
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##print(charts[0].series[0].cat)
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#print(charts[0].series[0].cat.numRef)
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#print(charts[0].series[0].cat.strRef)
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#print(charts[0].series[0].cat.strRef.f)
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#print(type(charts[0].title.tx.strRef))
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#print(type(charts[0].title.tx.rich))
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#print(type(charts[0].title.txPr))
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#print(len(charts[0].title.tx.rich.p))
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#print(len(charts[0].title.tx.rich.p[0].r))
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#print(type(charts[0].title.tx.rich.p[0].r[0]))
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#print(type(charts[0].title.tx.rich.p[0].r[0].t))
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#print(charts[0].title.tx.rich.p[0].r[0].t)
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#print(type(charts[0].anchor))
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#print(charts[0].anchor.editAs)
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#print(charts[0].anchor._from.col, charts[0].anchor.to.row)
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#print(charts[0].anchor.to.col, charts[0].anchor.to.row)
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#df1 = pd.read_excel(path1)
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#print(df1)
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print(load_charts(path1, chart_props=["title", "xtitle", "ytitle", "type"]))
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