小编jav*_*d75的帖子

当我在离子项目的根目录中运行ionic build android命令时,我收到此错误:

FAILURE:构建因异常而失败.

• 其中:脚本'/home/javad/Desktop/javadApp/platforms/android/CordovaLib/cordova.gradle'行:64

• 出了什么问题:评估根项目'android'时出现问题.

  找不到已安装的构建工具.请安装Android构建工具版本19.1.0或更高版本.

• 尝试:使用--stacktrace选项运行以获取堆栈跟踪.使用--info或--debug选项运行以获取更多日志输出.

javad@javad:~/Desktop/javadApp$ ionic build android
Running command: /home/javad/Desktop/javadApp/hooks/after_prepare/010_add_platform_class.js /home/javad/Desktop/javadApp
add to body class: platform-android
Running command: /home/javad/Desktop/javadApp/platforms/android/cordova/build 
ANDROID_HOME=/opt/android-sdk
JAVA_HOME=/usr/lib/jvm/default-java
Running: /home/javad/Desktop/javadApp/platforms/android/gradlew cdvBuildDebug -b /home/javad/Desktop/javadApp/platforms/android/build.gradle -Dorg.gradle.daemon=true

FAILURE: Build failed with an exception.

* Where:
Script '/home/javad/Desktop/javadApp/platforms/android/CordovaLib/cordova.gradle' line: 64

* What went wrong:
A problem occurred evaluating root project 'android'.
> No installed build tools found. Please install the Android build tools version 19.1.0 or higher.

* Try:
Run with --stacktrace option to …

我想在上传之前调整图片大小(Pillow),我写下面的代码却不行! 并得到错误:

/ myapp/list /的AttributeError

_committed

请求方法:POST

请求URL:http://127.0.0.1:8000 / myapp/ list / Django版本:1.8异常类型:AttributeError异常值:

_committed

例外地点:

/usr/local/lib/python3.4/dist-packages/Pillow-2.8.1-py3.4-linux-x86_64.egg/PIL/Image.py

在getattr中,第622行Python可执行文件:/usr/bin/python3.4 Python版本:3.4.0

views.py

def list(request):
# Handle file upload
if request.method == 'POST':
    form = DocumentForm(request.POST, request.FILES)
    if form.is_valid():
        imga = request.FILES['docfile']
        size = (600, 400)
        im = Image.open(imga)
        imga = im.resize(size)
        request.FILES['docfile'] = imga
        newdoc = Document(docfile = request.FILES['docfile'], namefile=request.POST['namefile'])
        newdoc.save()

        # Redirect to the document list after POST
        return HttpResponseRedirect(reverse('myproject.myapp.views.list'))
else:
    form = …