如何使用Conda构建在Sublime Text 3中绘制Matplotlib图表

Hey there, I’ve run into similar quirks with conda-build shell configurations before—let’s walk through some actionable steps to get this sorted out:

• Double-check where you’re placing the shell configuration
  Conda’s meta.yaml has a strict structure, and shell: true isn’t a top-level build field like it might be in some Python build configs. Instead, you’ll need to either:

  • Specify the shell explicitly in your build script using shell invocation, e.g.:

    build:
      script: bash -c "your_build_command_here"
    

  • Or set the shell via environment variables in script_env:

    build:
      script_env:
        - SHELL=/bin/bash
      script: |
        your_command_using_bash_syntax
    

  If you tried adding shell: true directly under build, that’s likely why it didn’t register—conda-build doesn’t recognize that field.

• Verify your conda-build version supports shell customization
  Older versions of conda-build had limited support for explicit shell configurations. Run conda-build --version and if it’s not the latest stable release, update it with:

  conda update conda-build
  

  Newer versions handle shell context more reliably, especially for cross-platform builds.

• Check if your command relies on shell-specific syntax
  Even if you set the right shell, if your build command uses syntax unique to a shell (like bash arrays or pipefail), make sure you’re invoking that shell explicitly. For example, if you’re running a script that uses bash features, don’t rely on the default sh shell—call it with bash your_script.sh in your build script.

• Use a global condarc configuration to set the default shell
  If you want all your conda builds to use a specific shell, add this to your ~/.condarc file (or %USERPROFILE%\.condarc on Windows):

  build:
    shell: /bin/bash  # Use cmd.exe on Windows if needed
  

  This overrides the default shell for all builds, which can avoid per-package configuration headaches.

• Debug the build environment to confirm shell context
  Add a debug line to your build script to check what shell you’re actually running in:

  build:
    script: |
      echo $0  # Prints the current shell executable
      your_actual_build_command
  

  If it outputs sh instead of bash, that’s a clue—your shell configuration isn’t being applied, and you’ll need to explicitly invoke your desired shell.

内容的提问来源于stack exchange，提问作者Seismoditya