导出的xml带encoding

main.py

@@ -2,5 +2,6 @@
 
 
 if __name__ == "__main__":
-    # main()
+    import transformer.exporter as exporter
+    exporter.main()
     print("PyCharm")

transformer/exporter.py

@@ -9,16 +9,15 @@ def prettify(elem):
     """Return a pretty-printed XML string for the Element.
     """
     rough_string = ET.tostring(
-        elem, encoding="utf-8", method="xml", xml_declaration=True
+        elem, encoding="unicode", method="xml", xml_declaration=True
     )
     reparsed = minidom.parseString(rough_string)
-    return reparsed.toprettyxml(indent="\t")
+    return reparsed.toprettyxml(indent="\t", encoding="utf-8")
 
 
 def main():
     df = pd.read_excel("成果表-0120.xlsx")
     needed_df = df.iloc[:120, :3]
-    # print(needed_df)
     trans = transformer.Projector(
         transformer.EPSG_CGCS_2000_108E, transformer.EPSG_WGS_84
     )
@@ -41,10 +40,6 @@ def main():
         if fld.find(r"NS:name", ns).text == "点":
             point_folder = fld
             break
-    # remove all placemark
-    # for child in point_folder:
-    #     if child.tag == "{" + ns["NS"] + "}Placemark":
-    #         point_folder.remove(child)
     point_folder.clear()
     for _, row in name_lat_lon_df.iterrows():
         name = row["桩号"]
@@ -56,10 +51,8 @@ def main():
         ele_point = ET.SubElement(ele_placemark, "Point")
         coordinates = ET.SubElement(ele_point, "coordinates")
         coordinates.text = "{lon},{lat},0".format(lon=lon, lat=lat)
-    # xml_f.write("out.kml",encoding='utf-8',method='xml',pretty_print=True)
-    # print(xml_f.toString())
-    with open("out.kml", "w") as f:
-        f.write(prettify(root))
+    with open("out.kml", "w",encoding='utf-8') as f:
+        f.write(prettify(root).decode("utf-8"))
 
     # with open('84.txt','w') as f:
     #     for point in wgs_84_point: