如何解决用烧瓶上传并显示数据框| AttributeError:“ builtin_function_or_method”对象没有属性“ replace”
AttributeError: 'builtin_function_or_method' object has no attribute 'replace'.
我在YT上找到了此代码,不知道它是否正确。有人可以帮我吗?
from flask import Flask,render_template,request
from werkzeug.utils import secure_filename
import pandas as pd
import csv
def reencode(file):
for line in file:
yield line.decode('windows-1250').encode('utf-8')
@app.route("/data")
def data():
df = pd.read_csv("Sistema_de_Stock.csv",encoding='latin-1')
df = df.drop(df.loc['stock al cargar':].columns,axis=1)
df.to_html('data.html')
with open("data.html",'r',encoding='latin-1') as file:
file = file.read
**file = file.replace("<table","<table class='rwd-table'")**
with open("data.html","w") as file_write:
file_write.write(html + file)
data = os.startfile("data.html")
return data
解决方法
file.read
是方法,因此您应该调用该方法。此外,您可能想重命名该变量,以明确表明这不是文件处理程序:
with open('data.html','r',encoding='latin-1') as file:
# call the method ↓
file_data = file.read().replace('<table',"<table class='rwd-table'")
with open('data.html','w') as file_write:
file_write.write(html + file_data)
data = os.startfile('data.html')
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