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Cln/separate logic from init #58628

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46 changes: 30 additions & 16 deletions pandas/io/formats/style_render.py
Original file line number Diff line number Diff line change
Expand Up @@ -131,24 +131,38 @@ def __init__(
self.cell_context: DefaultDict[tuple[int, int], str] = defaultdict(str)
self._todo: list[tuple[Callable, tuple, dict]] = []
self.tooltips: Tooltips | None = None
precision = (
self._precision = (
get_option("styler.format.precision") if precision is None else precision
)
self._display_funcs: DefaultDict[ # maps (row, col) -> format func
tuple[int, int], Callable[[Any], str]
] = defaultdict(lambda: partial(_default_formatter, precision=precision))
self._display_funcs_index: DefaultDict[ # maps (row, level) -> format func
tuple[int, int], Callable[[Any], str]
] = defaultdict(lambda: partial(_default_formatter, precision=precision))
self._display_funcs_index_names: DefaultDict[ # maps index level -> format func
int, Callable[[Any], str]
] = defaultdict(lambda: partial(_default_formatter, precision=precision))
self._display_funcs_columns: DefaultDict[ # maps (level, col) -> format func
tuple[int, int], Callable[[Any], str]
] = defaultdict(lambda: partial(_default_formatter, precision=precision))
self._display_funcs_column_names: DefaultDict[ # maps col level -> format func
int, Callable[[Any], str]
] = defaultdict(lambda: partial(_default_formatter, precision=precision))
self._initialize_display_funcs(precision)

def _initialize_display_funcs(self, precision: int | None):
def default_display_func_dict(key_type, precision: int | None) -> defaultdict:
return defaultdict(
lambda: partial(_default_formatter, precision=precision),
key_type=key_type,
)

# maps (row, col) -> format func
self._display_funcs = default_display_func_dict(
key_type=tuple[int, int], precision=precision
)
# maps (row, level) -> format func
self._display_funcs_index = default_display_func_dict(
key_type=tuple[int, int], precision=precision
)
# maps index level -> format func
self._display_funcs_index_names = default_display_func_dict(
key_type=int, precision=precision
)
# maps (level, col) -> format func
self._display_funcs_columns = default_display_func_dict(
key_type=tuple[int, int], precision=precision
)
# maps col level -> format func
self._display_funcs_column_names = default_display_func_dict(
key_type=int, precision=precision
)

def _render(
self,
Expand Down