Jinja2.Exceptions.TemplateNotFound: Abi-10-100m-Back.html ⇐ Python

[Anonymous]

Пытаюсь создать гистограммы, а затем отобразить их на веб-странице, но постоянно сталкиваюсь с вышеуказанной ошибкой.

введите здесь описание изображения

ниже приведены все необходимые функции

swimclub.py

Код: Выделить всё

import os
import hfpy_utils
FOLDER="swimdata/"
CHARTS="charts/"

def read_swim_data(filename):

#unpacks the filename into different variales and removes the .txt suffix
swimmer, age, distance, stroke = filename.removesuffix(".txt").split("-")

#gets the path, opens the file, reads the lines, and splits the first line into a list of times
with open(FOLDER + filename) as file:
lines = file.readlines()
times=lines[0].strip().split(",")
#print(times)

time_in_hun=[]

for f in times:
if ":" in f:
minutes, rest= f.split(":")
seconds, hundredths= rest.split(".")
else:
minutes=0
seconds, hundredths= f.split(".")
total_time=(int(minutes)*60*100 + int(seconds)*100+ int(hundredths))
time_in_hun.append(total_time)

import statistics

average=statistics.mean(time_in_hun)
# average/100
# round(average/100, 2)
str(round(average/100, 2)).split(".")
min_secs, hund=f"{(average/100):.2f}".split(".")
min_secs=int(min_secs)
min=min_secs//60
min_secs=min_secs-min*60
min,min_secs,hund
#ex_time=str(min)+":"+str(min_secs)+ "."+ hund
ex_time=f"{min}:{min_secs:0>2}.{hund}"

return swimmer, age, distance, stroke, times, ex_time, time_in_hun

#this function will create a web page with a bar chart representing the swim times, i.e. we do page=header+body+footer and then save it to charts folder
def produce_bar_chart(fn, location=CHARTS):
"""Given the name of a swimmer's file, produce a HTML/SVG-based bar chart.

Save the chart to the CHARTS folder.  Return the path to the bar chart file.
"""
swimmer, age, distance, stroke, times, average, converts = read_swim_data(fn)
from_max = max(converts)
times.reverse()
converts.reverse()
title = f"{swimmer} (Under {age}) {distance} {stroke}"
header = f"""


{title}


{title}"""
body = ""
for n, t in enumerate(times):
bar_width = hfpy_utils.convert2range(converts[n], 0, from_max, 0, 350)
body = body + f"""


{t}
"""
footer = f"""
Average time: {average}

"""
page = header + body + footer
save_to = f"{location}{fn.removesuffix('.txt')}.html"
with open(save_to, "w") as sf:
print(page, file=sf)

return save_to

app.py

Код: Выделить всё

from flask import Flask, session, render_template, request, send_file

import os
import swimclub

app = Flask(__name__)
app.secret_key = "You will never guess..."

@app.get("/")
def index():
return render_template(
"index.html",
title="Welcome to the Swimclub system",
)

def populate_data():
if "swimmers" not in session:
swim_files = os.listdir(swimclub.FOLDER)
swim_files.remove(".DS_Store")
session["swimmers"] = {}
for file in swim_files:
name, *_ = swimclub.read_swim_data(file)
if name not in session["swimmers"]:
session["swimmers"][name] = []
session["swimmers"][name].append(file)

@app.get("/swimmers")
def display_swimmers():
populate_data()
return render_template(
"select.html",
title="Select a swimmer",
url="/showfiles",
select_id="swimmer",
data=sorted(session["swimmers"]),
)

@app.post("/showfiles")
def display_swimmers_files():
populate_data()
name = request.form["swimmer"]
return render_template(
"select.html",
title="Select an event",
url="/showbarchart",
select_id="file",
data=session["swimmers"][name],
)

@app.post("/showbarchart")
def show_bar_chart():
file_id = request.form["file"]
location = swimclub.produce_bar_chart(file_id, "templates/")
return render_template(location.split("/")[-1])

if __name__ == "__main__":
app.run(debug=True)

я также прикрепил изображение каталога.

введите описание изображения здесь

новичок в этом деле, пожалуйста, помогите!
я прикрепил модуль swimclub и модуль app.py, может кто-нибудь сказать мне, где я ошибаюсь? я даже добавил необязательный параметр в функцию Produce_bar_chart, но безуспешно?

Подробнее здесь: https://stackoverflow.com/questions/798 ... -back-html