Buildozer在project安装阶段尝试安装cython时生成失败

Question

这是buildozer日志的最后一部分。我正在尝试为android构建一个hello world应用程序。我的系统上安装了kivy 1.11。我还安装了最新版本的cython，但仍然失败。我尝试使用cython 0.28和0.29进行构建，但在安装cython时，该构建仍然失败。我是Buildozer和kivy的新手。请帮忙

[INFO]:    *** PYTHON PACKAGE / PROJECT INSTALL STAGE ***
    [INFO]:    The requirements (certifi) don't have recipes, attempting to install them with pip
    [INFO]:    If this fails, it may mean that the module has compiled components and needs a recipe.
    [INFO]:    -> directory context /home/vikas/Desktop/KivyHelloWorld/.buildozer/android/platform/build-armeabi-v7a/build
    [INFO]:    -> running python3 -m venv venv
    [INFO]:    Upgrade pip to latest version
    [INFO]:    -> running bash -c source venv/bin/activat...(and 23 more)
    [INFO]:    Install Cython in case one of the modules needs it to build         
    [INFO]:    -> running bash -c venv/bin/pip install Cython
    Exception in thread background thread for pid 20729:                           
    Traceback (most recent call last):
      File "/home/vikas/anaconda3/envs/kivy/lib/python3.6/threading.py", line 916, in _bootstrap_inner
        self.run()
      File "/home/vikas/anaconda3/envs/kivy/lib/python3.6/threading.py", line 864, in run
        self._target(*self._args, **self._kwargs)
      File "/home/vikas/.local/lib/python3.6/site-packages/sh.py", line 1662, in wrap
        fn(*args, **kwargs)
      File "/home/vikas/.local/lib/python3.6/site-packages/sh.py", line 2606, in background_thread
        handle_exit_code(exit_code)
      File "/home/vikas/.local/lib/python3.6/site-packages/sh.py", line 2304, in fn
        return self.command.handle_command_exit_code(exit_code)
      File "/home/vikas/.local/lib/python3.6/site-packages/sh.py", line 877, in handle_command_exit_code
        raise exc
    sh.ErrorReturnCode_1: 

  RAN: /bin/bash -c 'venv/bin/pip install Cython'

  STDOUT:
WARNING: pip is configured with locations that require TLS/SSL, however the ssl module in Python is not available.
Collecting Cython
  WARNING: Retrying (Retry(total=4, connect=None, read=None, redirect=None, status=None)) after connection broken by 'SSLError("Can't connect to HTTPS URL because the SSL module is not available.")': /simple/cython/
  WARNING: Retrying (Retry(total=3, connect=None, read=None, redirect=None, status=None)) after connection broken by 'SSLError("Can't connect to HTTPS URL because the SSL module is not available.")': /simple/cython/
  WARNING: Retrying (Retry(total=2, connect=None, read=None, redirect=None, status=None)) after connection broken by 'SSLError("Can't connect to HTTPS URL because the SSL module is not available.")': /simple/cython/
  WARNING: Retrying (Retry(total=1, connect=None, read=None, redirect=None, status=None)) after connection broken by 'SSLError("Can't connect to HTTPS URL because the SSL module is not available.")': /simple/cython/
  WARNING: Retrying (Retry(total=0, connect=None, read=None, redirect=None, status=None)) after connection broken by 'SSLError("Can't connect to HTTPS URL because the SSL module is not available.")': /simple/cython/
  Could not fetch URL https://pypi.org/simple/cython/: There was a problem confirming the ssl certificate: HTTPSConnectionPool(host='pypi.org', port=443): Max retries exceeded with url: /simple/cython/ (Caused by SSLError("Can't connect to HTTPS URL because the SSL module is not available.")) - skipping
  ERROR: Could not find a version that satisfies the requirement Cython (from versions: none)
ERROR: No matching distribution found for Cython
WARNING: pip is configured with locations that require TLS/SSL, however the ssl module in Python is not available.
Could not fetch URL https://pypi.org/simple/pip/: There was a problem confirming the ssl certificate: HTTPSConnectionPool(host='pypi.org', port=443): Max retries exceeded with url: /simple/pip/ (Caused by SSLError("Can't connect to HTTPS URL because the SSL module is not available.")) - skipping


  STDERR:


Traceback (most recent call last):
  File "/home/vikas/anaconda3/envs/kivy/lib/python3.6/runpy.py", line 193, in _run_module_as_main
    "__main__", mod_spec)
  File "/home/vikas/anaconda3/envs/kivy/lib/python3.6/runpy.py", line 85, in _run_code
    exec(code, run_globals)
  File "/home/vikas/Desktop/KivyHelloWorld/.buildozer/android/platform/python-for-android/pythonforandroid/toolchain.py", line 1231, in <module>
    main()
  File "/home/vikas/Desktop/KivyHelloWorld/.buildozer/android/platform/python-for-android/pythonforandroid/entrypoints.py", line 18, in main
    ToolchainCL()
  File "/home/vikas/Desktop/KivyHelloWorld/.buildozer/android/platform/python-for-android/pythonforandroid/toolchain.py", line 688, in __init__
    getattr(self, command)(args)
  File "/home/vikas/Desktop/KivyHelloWorld/.buildozer/android/platform/python-for-android/pythonforandroid/toolchain.py", line 154, in wrapper_func
    build_dist_from_args(ctx, dist, args)
  File "/home/vikas/Desktop/KivyHelloWorld/.buildozer/android/platform/python-for-android/pythonforandroid/toolchain.py", line 208, in build_dist_from_args
    args, "ignore_setup_py", False
  File "/home/vikas/Desktop/KivyHelloWorld/.buildozer/android/platform/python-for-android/pythonforandroid/build.py", line 598, in build_recipes
    ignore_setup_py=ignore_project_setup_py
  File "/home/vikas/Desktop/KivyHelloWorld/.buildozer/android/platform/python-for-android/pythonforandroid/build.py", line 778, in run_pymodules_install
    ), _env=copy.copy(base_env))
  File "/home/vikas/Desktop/KivyHelloWorld/.buildozer/android/platform/python-for-android/pythonforandroid/logger.py", line 167, in shprint
    for line in output:
  File "/home/vikas/.local/lib/python3.6/site-packages/sh.py", line 925, in next
    self.wait()
  File "/home/vikas/.local/lib/python3.6/site-packages/sh.py", line 849, in wait
    self.handle_command_exit_code(exit_code)
  File "/home/vikas/.local/lib/python3.6/site-packages/sh.py", line 877, in handle_command_exit_code
    raise exc
sh.ErrorReturnCode_1: 

  RAN: /bin/bash -c 'venv/bin/pip install Cython'

  STDOUT:
WARNING: pip is configured with locations that require TLS/SSL, however the ssl module in Python is not available.
Collecting Cython
  WARNING: Retrying (Retry(total=4, connect=None, read=None, redirect=None, status=None)) after connection broken by 'SSLError("Can't connect to HTTPS URL because the SSL module is not available.")': /simple/cython/
  WARNING: Retrying (Retry(total=3, connect=None, read=None, redirect=None, status=None)) after connection broken by 'SSLError("Can't connect to HTTPS URL because the SSL module is not available.")': /simple/cython/
  WARNING: Retrying (Retry(total=2, connect=None, read=None, redirect=None, status=None)) after connection broken by 'SSLError("Can't connect to HTTPS URL because the SSL module is not available.")': /simple/cython/
  WARNING: Retrying (Retry(total=1, connect=None, read=None, redirect=None, status=None)) after connection broken by 'SSLError("Can't connect to HTTPS URL because the SSL module is not available.")': /simple/cython/
  WARNING: Retrying (Retry(total=0, connect=None, read=None, redirect=None, status=None)) after connection broken by 'SSLError("Can't connect to HTTPS URL because the SSL module is not available.")': /simple/cython/
  Could not fetch URL https://pypi.org/simple/cython/: There was a problem confirming the ssl certificate: HTTPSConnectionPool(host='pypi.org', port=443): Max retries exceeded with url: /simple/cython/ (Caused by SSLError("Can't connect to HTTPS URL because the SSL module is not available.")) - skipping
  ERROR: Could not find a version that satisfies the requirement Cython (from versions: none)
ERROR: No matching distribution found for Cython
WARNING: pip is configured with locations that require TLS/SSL, however the ssl module in Python is not available.
Could not fetch URL https://pypi.org/simple/pip/: There was a problem confirming the ssl certificate: HTTPSConnectionPool(host='pypi.org', port=443): Max retries exceeded with url: /simple/pip/ (Caused by SSLError("Can't connect to HTTPS URL because the SSL module is not available.")) - skipping


  STDERR:

# Command failed: /home/vikas/anaconda3/envs/kivy/bin/python3 -m pythonforandroid.toolchain create --dist_name=myapp --bootstrap=sdl2 --requirements=python3,kivy --arch armeabi-v7a --copy-libs --color=always --storage-dir="/home/vikas/Desktop/KivyHelloWorld/.buildozer/android/platform/build-armeabi-v7a" --ndk-api=21
# ENVIRONMENT:
#     CLUTTER_IM_MODULE = 'xim'
#     CONDA_SHLVL = '2'
#     LS_COLORS = 'rs=0:di=01;34:ln=01;36:mh=00:pi=40;33:so=01;35:do=01;35:bd=40;33;01:cd=40;33;01:or=40;31;01:mi=00:su=37;41:sg=30;43:ca=30;41:tw=30;42:ow=34;42:st=37;44:ex=01;32:*.tar=01;31:*.tgz=01;31:*.arc=01;31:*.arj=01;31:*.taz=01;31:*.lha=01;31:*.lz4=01;31:*.lzh=01;31:*.lzma=01;31:*.tlz=01;31:*.txz=01;31:*.tzo=01;31:*.t7z=01;31:*.zip=01;31:*.z=01;31:*.Z=01;31:*.dz=01;31:*.gz=01;31:*.lrz=01;31:*.lz=01;31:*.lzo=01;31:*.xz=01;31:*.zst=01;31:*.tzst=01;31:*.bz2=01;31:*.bz=01;31:*.tbz=01;31:*.tbz2=01;31:*.tz=01;31:*.deb=01;31:*.rpm=01;31:*.jar=01;31:*.war=01;31:*.ear=01;31:*.sar=01;31:*.rar=01;31:*.alz=01;31:*.ace=01;31:*.zoo=01;31:*.cpio=01;31:*.7z=01;31:*.rz=01;31:*.cab=01;31:*.wim=01;31:*.swm=01;31:*.dwm=01;31:*.esd=01;31:*.jpg=01;35:*.jpeg=01;35:*.mjpg=01;35:*.mjpeg=01;35:*.gif=01;35:*.bmp=01;35:*.pbm=01;35:*.pgm=01;35:*.ppm=01;35:*.tga=01;35:*.xbm=01;35:*.xpm=01;35:*.tif=01;35:*.tiff=01;35:*.png=01;35:*.svg=01;35:*.svgz=01;35:*.mng=01;35:*.pcx=01;35:*.mov=01;35:*.mpg=01;35:*.mpeg=01;35:*.m2v=01;35:*.mkv=01;35:*.webm=01;35:*.ogm=01;35:*.mp4=01;35:*.m4v=01;35:*.mp4v=01;35:*.vob=01;35:*.qt=01;35:*.nuv=01;35:*.wmv=01;35:*.asf=01;35:*.rm=01;35:*.rmvb=01;35:*.flc=01;35:*.avi=01;35:*.fli=01;35:*.flv=01;35:*.gl=01;35:*.dl=01;35:*.xcf=01;35:*.xwd=01;35:*.yuv=01;35:*.cgm=01;35:*.emf=01;35:*.ogv=01;35:*.ogx=01;35:*.aac=00;36:*.au=00;36:*.flac=00;36:*.m4a=00;36:*.mid=00;36:*.midi=00;36:*.mka=00;36:*.mp3=00;36:*.mpc=00;36:*.ogg=00;36:*.ra=00;36:*.wav=00;36:*.oga=00;36:*.opus=00;36:*.spx=00;36:*.xspf=00;36:'
#     CONDA_EXE = '/home/vikas/anaconda3/bin/conda'
#     LESSCLOSE = '/usr/bin/lesspipe %s %s'
#     XDG_MENU_PREFIX = 'gnome-'
#     LANG = 'en_US.UTF-8'
#     DISPLAY = ':0'
#     OLDPWD = '/home/vikas/Desktop'
#     GNOME_SHELL_SESSION_MODE = 'ubuntu'
#     COLORTERM = 'truecolor'
#     GSETTINGS_SCHEMA_DIR_CONDA_BACKUP = ''
#     USERNAME = 'vikas'
#     CONDA_PREFIX = '/home/vikas/anaconda3/envs/kivy'
#     XDG_VTNR = '2'
#     SSH_AUTH_SOCK = '/run/user/1000/keyring/ssh'
#     MANDATORY_PATH = '/usr/share/gconf/ubuntu.mandatory.path'
#     _CE_M = ''
#     XDG_SESSION_ID = '2'
#     USER = 'vikas'
#     CONDA_PREFIX_1 = '/home/vikas/anaconda3'
#     DESKTOP_SESSION = 'ubuntu'
#     QT4_IM_MODULE = 'xim'
#     TEXTDOMAINDIR = '/usr/share/locale/'
#     GNOME_TERMINAL_SCREEN = '/org/gnome/Terminal/screen/2b55102b_965c_46a4_9050_2c31334a22b6'
#     DEFAULTS_PATH = '/usr/share/gconf/ubuntu.default.path'
#     PWD = '/home/vikas/Desktop/KivyHelloWorld'
#     HOME = '/home/vikas'
#     CONDA_PYTHON_EXE = '/home/vikas/anaconda3/bin/python'
#     TEXTDOMAIN = 'im-config'
#     SSH_AGENT_PID = '1585'
#     QT_ACCESSIBILITY = '1'
#     XDG_SESSION_TYPE = 'x11'
#     XDG_DATA_DIRS = '/usr/share/ubuntu:/usr/local/share/:/usr/share/:/var/lib/snapd/desktop'
#     _CE_CONDA = ''
#     GSETTINGS_SCHEMA_DIR = '/home/vikas/anaconda3/envs/kivy/share/glib-2.0/schemas'
#     XDG_SESSION_DESKTOP = 'ubuntu'
#     GJS_DEBUG_OUTPUT = 'stderr'
#     CONDA_PROMPT_MODIFIER = '(kivy) '
#     GTK_MODULES = 'gail:atk-bridge'
#     WINDOWPATH = '2'
#     TERM = 'xterm-256color'
#     SHELL = '/bin/bash'
#     VTE_VERSION = '5202'
#     QT_IM_MODULE = 'ibus'
#     XMODIFIERS = '@im=ibus'
#     IM_CONFIG_PHASE = '2'
#     XDG_CURRENT_DESKTOP = 'ubuntu:GNOME'
#     GPG_AGENT_INFO = '/run/user/1000/gnupg/S.gpg-agent:0:1'
#     GNOME_TERMINAL_SERVICE = ':1.156'
#     XDG_SEAT = 'seat0'
#     SHLVL = '1'
#     GDMSESSION = 'ubuntu'
#     GNOME_DESKTOP_SESSION_ID = 'this-is-deprecated'
#     LOGNAME = 'vikas'
#     DBUS_SESSION_BUS_ADDRESS = 'unix:path=/run/user/1000/bus'
#     XDG_RUNTIME_DIR = '/run/user/1000'
#     XAUTHORITY = '/run/user/1000/gdm/Xauthority'
#     XDG_CONFIG_DIRS = '/etc/xdg/xdg-ubuntu:/etc/xdg'
#     PATH = '/home/vikas/.buildozer/android/platform/apache-ant-1.9.4/bin:/home/vikas/anaconda3/envs/kivy/bin:/home/vikas/anaconda3/condabin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/games:/usr/local/games:/snap/bin:/home/vikas/.local/bin/'
#     CONDA_DEFAULT_ENV = 'kivy'
#     GJS_DEBUG_TOPICS = 'JS ERROR;JS LOG'
#     SESSION_MANAGER = 'local/ubuntu:@/tmp/.ICE-unix/1489,unix/ubuntu:/tmp/.ICE-unix/1489'
#     LESSOPEN = '| /usr/bin/lesspipe %s'
#     GTK_IM_MODULE = 'ibus'
#     _ = '/home/vikas/anaconda3/envs/kivy/bin/buildozer'
#     PACKAGES_PATH = '/home/vikas/.buildozer/android/packages'
#     ANDROIDSDK = '/home/vikas/.buildozer/android/platform/android-sdk'
#     ANDROIDNDK = '/home/vikas/.buildozer/android/platform/android-ndk-r19c'
#     ANDROIDAPI = '27'
#     ANDROIDMINAPI = '21'
# 
# Buildozer failed to execute the last command
# The error might be hidden in the log above this error
# Please read the full log, and search for it before
# raising an issue with buildozer itself.
# In case of a bug report, please add a full log with log_level = 2

Answer 1

install this virtual machine, it works