python Flask文件上传第1部分

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import os
from flask import Flask, render_template, request

app = Flask(__name__)

APP_ROOT = os.path.dirname(os.path.abspath(__file__))


@app.route('/')
def index():
    return render_template('upload.html')


@app.route('/upload', methods=['POST'])
def upload():
    target = os.path.join(APP_ROOT, 'images/')
    print(target)

    if not os.path.isdir(target):
        os.mkdir(target)

    for file in request.files.getlist('file'):
        print(file)
        filename = file.filename
        destination = '/'.join([target, filename])
        print(destination)
        file.save(destination)

    return render_template('complete.html')


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

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Upload</title>
</head>
<body>
<h1>File upload</h1>

<form id='upload-form' action='{{ url_for('upload')}}' method='POST' enctype='multipart/form-data'>
    <input type='file' name='file' accept="image/*" multiple>
    <input type="submit" value="send">
</form>
</body>
</html>

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Complete</title>
</head>
<body>
   Voila, file uploaded!
</body>
</html>

# кастомизация имени загружаемого файла
import os
from flask import Flask, render_template, request

app = Flask(__name__)

APP_ROOT = os.path.dirname(os.path.abspath(__file__))


@app.route('/')
def index():
    return render_template('upload.html')


@app.route('/upload', methods=['POST'])
def upload():
    target = os.path.join(APP_ROOT, 'images/')
    print(target)

    if not os.path.isdir(target):
        os.mkdir(target)
    else:
        print("Couldn't create upload directory: {}".format(target))
    print(request.files.getlist('file'))
    for upload in request.files.getlist('file'):
        print(upload)
        print('{} is the file name'.format(upload.filename))
        filename = upload.filename
        destination = '/'.join([target, 'temp.jpg'])
        print('Accept incoming file:', filename)
        print('Save it to:', destination)
        upload.save(destination)

    return render_template('complete.html')


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

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