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