Python cycler.Cycler() Examples

The following are 7 code examples of cycler.Cycler(). You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may also want to check out all available functions/classes of the module cycler , or try the search function .
Example #1
Source File: utils.py    From scvelo with BSD 3-Clause "New" or "Revised" License 6 votes vote down vote up 
def adjust_palette(palette, length):
    islist = False
    if isinstance(palette, list):
        islist = True
    if (islist and len(palette) < length) or (
        not isinstance(palette, list) and len(palette.by_key()["color"]) < length
    ):
        if length <= 28:
            palette = palettes.default_26
        elif length <= len(palettes.default_64):  # 103 colors
            palette = palettes.default_64
        else:
            palette = ["grey" for _ in range(length)]
            logg.info("more than 103 colors would be required, initializing as 'grey'")
        return palette if islist else cycler(color=palette)
    elif islist:
        return palette
    elif not isinstance(palette, Cycler):
        return cycler(color=palette)
    else:
        return palette
Example #2
Source File: _utils.py    From scanpy with BSD 3-Clause "New" or "Revised" License 5 votes vote down vote up 
def default_palette(palette: Union[Sequence[str], Cycler, None] = None) -> Cycler:
    if palette is None:
        return rcParams['axes.prop_cycle']
    elif not isinstance(palette, Cycler):
        return cycler(color=palette)
    else:
        return palette
Example #3
Source File: __init__.py    From scanpy with BSD 3-Clause "New" or "Revised" License 5 votes vote down vote up 
def dpt_groups_pseudotime(
    adata: AnnData,
    color_map: Union[str, Colormap, None] = None,
    palette: Union[Sequence[str], Cycler, None] = None,
    show: Optional[bool] = None,
    save: Union[bool, str, None] = None,
):
    """Plot groups and pseudotime."""
    _, (ax_grp, ax_ord) = pl.subplots(2, 1)
    timeseries_subplot(
        adata.obs['dpt_groups'].cat.codes,
        time=adata.obs['dpt_order'].values,
        color=np.asarray(adata.obs['dpt_groups']),
        highlights_x=adata.uns['dpt_changepoints'],
        ylabel='dpt groups',
        yticks=(
            np.arange(len(adata.obs['dpt_groups'].cat.categories), dtype=int)
            if len(adata.obs['dpt_groups'].cat.categories) < 5
            else None
        ),
        palette=palette,
        ax=ax_grp,
    )
    timeseries_subplot(
        adata.obs['dpt_pseudotime'].values,
        time=adata.obs['dpt_order'].values,
        color=adata.obs['dpt_pseudotime'].values,
        xlabel='dpt order',
        highlights_x=adata.uns['dpt_changepoints'],
        ylabel='pseudotime',
        yticks=[0, 1],
        color_map=color_map,
        ax=ax_ord,
    )
    savefig_or_show('dpt_groups_pseudotime', save=save, show=show)
Example #4
Source File: test_rcparams.py    From python3_ios with BSD 3-Clause "New" or "Revised" License 5 votes vote down vote up 
def test_validator_valid(validator, arg, target):
    res = validator(arg)
    if isinstance(target, np.ndarray):
        assert np.all(res == target)
    elif not isinstance(target, Cycler):
        assert res == target
    else:
        # Cyclers can't simply be asserted equal. They don't implement __eq__
        assert list(res) == list(target)
Example #5
Source File: utils.py    From scvelo with BSD 3-Clause "New" or "Revised" License 5 votes vote down vote up 
def default_palette(palette=None):
    if palette is None:
        return rcParams["axes.prop_cycle"]
    elif not isinstance(palette, Cycler):
        return cycler(color=palette)
    else:
        return palette
Example #6
Source File: test_rcparams.py    From coffeegrindsize with MIT License 5 votes vote down vote up 
def test_validator_valid(validator, arg, target):
    res = validator(arg)
    if isinstance(target, np.ndarray):
        assert np.all(res == target)
    elif not isinstance(target, Cycler):
        assert res == target
    else:
        # Cyclers can't simply be asserted equal. They don't implement __eq__
        assert list(res) == list(target)
Example #7
Source File: test_rcparams.py    From twitter-stock-recommendation with MIT License 5 votes vote down vote up 
def test_validator_valid(validator, arg, target):
    res = validator(arg)
    if isinstance(target, np.ndarray):
        assert np.all(res == target)
    elif not isinstance(target, Cycler):
        assert res == target
    else:
        # Cyclers can't simply be asserted equal. They don't implement __eq__
        assert list(res) == list(target)