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It simply\nreceives a command, parses the command and evaluates it with syntax coloring\nand autocompletion from [prompt_toolkit](https://pypi.org/project/prompt_toolkit).\nBut there was an issue, prompt_toolkit loaded **extremely**, I was wasting alot\ntime to load a package which was not indispensable to my app.\n\nComberloads, since comberload 1.0.2, were added two more methods to comberloader,\n`failback` and `fail`\n\ncomberload permits you to register modules for queued loading and callbacks\nif they are not loaded yet, howaworks?\n\na simple example for a function which uses prompt_toolkit.prompt but can\nfallback to simple input\n\n## fallback\n\n```python\nimport comberload\n\n@comberload(\"prompt_toolkit\")\ndef get_input():\n    import prompt_toolkit\n\n    return prompt_toolkit.prompt()\n\n@get_input.fallback\ndef fallback_get_input():\n    return input()\n\nget_input()  # immediately uses fallback\n\nget_input()  # abit later, uses prompt_toolkit\n```\n\ncomberload uses a worker function running on a seperate thread to load the\nmodules as listed in the queue. Each time you call on `comberload(\"module1\", \"module2\")`\nthe modules are queued and loaded.\n\n## multiple fallbacks\n\nYou can easily queue fallbacks as:\n\n```python\nimport comberload\n\n\ncomberload(\"mod1\", \"mod2\")\ndef first():\n    pass\n\n@first.fallback\n@comberload(\"mod3\")\ndef second():\n    pass\n\n@second.fallback\ndef third():\n    pass\n```\n\n## fail\n\nUse this handler in case the module fails to import\n\n```python\nimport comberload\n\n\ncomberload(\"mod1\", \"mod2\")\ndef first():\n    pass\n\n@first.fail\ndef second():\n    print(first.error)\n```\n\n## failback\n\nThis is what I advice to use, it uses the default handler in case the module is\nnot loaded due to error or any else.\n\n```python\nimport comberload\n\n\ncomberload(\"mod1\", \"mod2\")\ndef first():\n    pass\n\n@first.failback\ndef second():\n    pass\n```\n# callbacks\n\ncomberload also permits you to register callbacks when some modules finish loading\nas\n\n```python\nimport comberload\n\n@comberload(\"mod\", \"mod2\").fallback\ndef mod_and_mod2_loaded():\n    pass\n```\n\n## best practice\n\n### Only what necessary\n\nI will advice to load only what is necessary taking such an approach\n\n## Loading in beginning\n\nWhat I will advice is to queue all the required import at the begining of each\nof your modules to permit all of them load without having to fallback.\n\n```python\n... # imports\nimport comberload\n\ncomberload(\"all\", \"my\", \"modules\")\n\n... # rest of code\n```\n\n\n\nWell, you're all set. Listening for issues at https://github.com/ken-morel/comberload ,\ntill then, good coding!\n","project_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fken-morel%2Fcomberload","html_url":"https://awesome.ecosyste.ms/projects/github.com%2Fken-morel%2Fcomberload","lists_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fken-morel%2Fcomberload/lists"}