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from abc import ABC, abstractmethod
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from typing import Any
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class Pager(ABC):
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"""Base class for a pager."""
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@abstractmethod
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def show(self, content: str) -> None:
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"""Show content in pager.
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Args:
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content (str): Content to be displayed.
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"""
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class SystemPager(Pager):
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"""Uses the pager installed on the system."""
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def _pager(self, content: str) -> Any: # pragma: no cover
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return __import__("pydoc").pager(content)
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def show(self, content: str) -> None:
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"""Use the same pager used by pydoc."""
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self._pager(content)
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if __name__ == "__main__": # pragma: no cover
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from .__main__ import make_test_card
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from .console import Console
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console = Console()
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with console.pager(styles=True):
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console.print(make_test_card())
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