tweak log levels

src/main.py

@@ -6,7 +6,7 @@ import matplotlib.pyplot as plt
 import plot
 import multi_bar
 from error import GPLTError
-from log import panic, success, info, set_level
+from log import panic, success, info, set_level, debug
 
 import os
 import json
@@ -21,7 +21,7 @@ def load_json(json_value: str, filename: str = None):
                 GPLTError.NO_SUCH_FILE,
                 f"{filename}: no such file",
             )
-        info(f"loading JSON data from {filename}")
+        debug(f"loading JSON data from {filename}")
         with open(filename, "r") as file:
             try:
                 data = json.load(file)

src/plot.py

@@ -5,7 +5,7 @@ import shutil
 from itertools import zip_longest
 
 from error import GPLTError
-from log import panic, warning, debug, info
+from log import panic, warning, info, debug, trace
 
 from typing import Any, Dict, List, Optional, Tuple, TypedDict
 
@@ -193,7 +193,7 @@ def _plot_single(g: Graph, i: int, ax: matplotlib.axes.Axes) -> matplotlib.lines
 
     xs, ys, es = _parse_graph_points(g["points"], name)
     if len(xs) == 0:
-        debug(f"no point to plot for graph {name}")
+        warning(f"no point to plot for graph {name}")
 
     line_style, error_alpha = _parse_graph_style(g)
 
@@ -254,7 +254,7 @@ def check(graphs: Any):
     point_fields = __get_class_fields(Point)
 
     for i, g in enumerate(graphs):
-        debug(f"checking graph {i}")
+        trace(f"checking graph {i}")
         if not isinstance(g, dict):
             panic(
                 GPLTError.INVALID_ARGUMENTS,
@@ -271,7 +271,7 @@ def check(graphs: Any):
             )
 
         if "style" in g:
-            debug(f"checking the `$.style` of graph {name}")
+            trace(f"checking the `$.style` of graph {name}")
             _check_extra_class_fields(
                 g["style"], name, __get_class_fields(Style), sub_path=["style"]
             )
@@ -346,12 +346,12 @@ def plot(
 
     legends = {}
     for i, g in enumerate(graphs):
-        info(f"plotting graph {i}")
+        debug(f"plotting graph {i}")
 
         line = _plot_single(g, i, ax)
         legend = g.get("legend", "main" if "name" in g else None)
         if legend is not None:
-            debug(f"adding legend of graph {i}")
+            trace(f"adding legend of graph {i}")
             if legend not in legends:
                 legends[legend] = []
             legends[legend] += [line]