Question

我正在努力运行python脚本，这应该允许我使用nfcpy将文本写入标签。代码从https://code.launchpad.net/nfcpy下载

我在我的Android设备上安装了LS4A，但是当我尝试运行该程序时，shell告诉我我错过了import nfc包。我试过谷歌，但没有帮助。所以有人能告诉我应该如何解决这个问题吗？

#!/usr/bin/python
# -*- coding: latin-1 -*-
# -----------------------------------------------------------------------------
# Copyright 2011 Stephen Tiedemann <stephen.tiedemann@googlemail.com>
#
# Licensed under the EUPL, Version 1.1 or - as soon they 
# will be approved by the European Commission - subsequent
# versions of the EUPL (the "Licence");
# You may not use this work except in compliance with the
# Licence.
# You may obtain a copy of the Licence at:
#
# http://www.osor.eu/eupl
#
# Unless required by applicable law or agreed to in
# writing, software distributed under the Licence is
# distributed on an "AS IS" basis,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either
# express or implied.
# See the Licence for the specific language governing
# permissions and limitations under the Licence.
# -----------------------------------------------------------------------------

import os
import sys
import time

sys.path.insert(1, os.path.split(sys.path[0])[0])

import nfc
import nfc.ndef
import nfc.ndef.Text

def main():
    clf = nfc.ContactlessFrontend()

    print "Please touch a tag to send a hello to the world"
    while True:
        tag = clf.poll()
        if tag and tag.ndef:
            break

    text_en = nfc.ndef.Text.TextRecord( ("en", "Hello World") )
    text_de = nfc.ndef.Text.TextRecord( ("de", "Hallo Welt") )
    text_fr = nfc.ndef.Text.TextRecord( ("fr", "Bonjour tout le monde") )

    message = nfc.ndef.Message( [text_en, text_de, text_fr] )

    tag.ndef.message = message.tostring()

    print "Remove this tag"
    while tag.is_present:
        time.sleep(1)

    print "Now touch it again to receive a hello from the world"
    while True:
        tag = clf.poll()
        if tag and tag.ndef:
            break

    message = nfc.ndef.Message( tag.ndef.message )
    for record in message:
        if record.type == "urn:nfc:wkt:T":
            text = nfc.ndef.Text.TextRecord( record )
            print text.language + ": " + text.text

if __name__ == '__main__':
    main()

提前致谢！

Answer 1

假设您按照此处显示的方式运行了代码，但您没有import android等等。

无论如何，sl4a api还不支持nfc。

在android上运行python脚本

1 个答案: