fix: lumittext for LHCb to use the right font (#587)

* fix: lumittext for LHCb to use the right font

* fix: ruff

* chore: flake

* fix: errorbreaks

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---------

Co-authored-by: pre-commit-ci[bot] <66853113+pre-commit-ci[bot]@users.noreply.github.com>

Author: andrzejnovak

src/mplhep/lhcb.py

@@ -25,10 +25,10 @@
 from mplhep import label as label_base
 
 from ._compat import docstring
-from .label import lumitext
+from .label import lumitext as _base_lumitext
 from .styles import lhcb as style
 
-__all__ = ("label", "lumitext", "style", "text")
+__all__ = ("label", "_base_lumitext", "style", "text")
 
 
 @docstring.copy(label_base.exp_text)
@@ -66,3 +66,20 @@ def label(label=None, **kwargs):
     if label is not None:
         kwargs["label"] = label
     return label_base.exp_label("LHCb", **kwargs)
+
+
+@docstring.copy(label_base.lumitext)
+def lumitext(text="", **kwargs):
+    for key, value in dict(mplhep.rcParams.text._get_kwargs()).items():
+        if (
+            value is not None
+            and key not in kwargs
+            and key in inspect.getfullargspec(label_base.lumitext).kwonlyargs
+        ):
+            kwargs.setdefault(key, value)
+    # kwargs.setdefault("italic", (False, False, False))
+    # kwargs.setdefault("fontsize", 28)
+    kwargs.setdefault("fontname", "Times New Roman")
+    # kwargs.setdefault("loc", 1)
+    # kwargs.setdefault("exp_weight", "normal")
+    return label_base.lumitext("LHCb", text=text, **kwargs)

src/mplhep/styles/__init__.py

@@ -44,6 +44,34 @@
 )
 
 
+__style_aliases__ = (
+    "ALICE",
+    "ATLAS",
+    "CMS",
+    "PLOTHIST",
+    "ROOT",
+    "ATLAS1",
+    "ATLAS2",
+    "ATLASAlt",
+    "ATLASTex",
+    "CMSTex",
+    "DUNE1",
+    "DUNETex1",
+    "DUNE",
+    "DUNETex",
+    "LHCb",
+    "LHCb1",
+    "LHCb2",
+    "LHCbTex",
+    "LHCbTex1",
+    "LHCbTex2",
+    "ROOTTex",
+    "fabiola",
+    "fira",
+    "firamath",
+)
+
+
 @deprecate.deprecate(
     "Naming convention is changing to match mpl. Use ``mplhep.style.use()``."
 )
@@ -75,6 +103,19 @@ def use(styles=None):
         styles = [styles]
 
     # passed in experiment mplhep.style dict or str alias
+    _passed_aliases = [style for style in styles if not isinstance(style, dict)]
+    if len(_passed_aliases) > 1:
+        error_msg = (
+            'Can only pass in one style alias at a time, but can modify settings eg. `use(["CMS", {"font.size":25}])`. '
+            f"Got {', '.join(_passed_aliases)}"
+        )
+        raise ValueError(error_msg)
+    if (
+        len(_passed_aliases) == 1
+        and _passed_aliases[0] not in sys.modules[__name__].__dict__
+    ):
+        error_msg = f"Unknown style alias: {_passed_aliases[0]}. Choose from {list(__style_aliases__)}"
+        raise ValueError(error_msg)
     styles = [
         style if isinstance(style, dict) else getattr(sys.modules[__name__], f"{style}")
         for style in styles