Terminal plotext

src/physt/examples/__main__.py

@@ -4,7 +4,7 @@
 
     python -m physt.examples
 """
-import importlib
+import importlib.util
 import sys
 
 from rich.json import JSON
@@ -37,6 +37,8 @@
 h1.plot(backend="ascii", show_values=True, color="green")
 console.print()
 
+h1.plot(backend="plotext", kind="hbar")
+
 console.print("[bold]JSON fully describing the histogram:[/bold]")
 console.print(Panel(JSON(h1.to_json()), width=min(console.width, 60)))
 

src/physt/plotting/__init__.py

@@ -136,6 +136,12 @@
     backends["folium"] = folium_backend
 
 
+with suppress(KeyError):
+    from . import plotext as plotext_backend
+
+    backends["plotext"] = plotext_backend
+
+
 backends["ascii"] = ascii_backend
 
 _default_backend: Optional[str] = None

src/physt/plotting/plotext.py

@@ -0,0 +1,35 @@
+import typing
+
+import plotext as plt
+
+if typing.TYPE_CHECKING:
+    from physt.types import Histogram1D
+
+
+types: typing.Tuple[str, ...] = ("bar", "hbar")
+
+
+dims = {
+    "hbar": [1],
+    "bar": [1],
+}
+
+
+def hbar(
+    h1: "Histogram1D",
+) -> None:
+    fig = plt.active()
+    x = h1.bin_centers
+    y = h1.frequencies
+    fig.monitor.draw_bar(x, y, orientation="horizontal")
+    plt.show()
+
+
+def bar(
+    h1: "Histogram1D",
+) -> None:
+    fig = plt.active()
+    x = h1.bin_centers
+    y = h1.frequencies
+    fig.monitor.draw_bar(x, y, orientation="vertical")
+    plt.show()