improve error messages

grahamwaters · Mar 25, 2021 · bab04d4 · bab04d4
1 parent 616c8e8
commit bab04d4
Show file tree

Hide file tree

Showing 2 changed files with 2 additions and 1 deletion.
diff --git a/alive_progress/animations/utils.py b/alive_progress/animations/utils.py
@@ -59,7 +59,7 @@ def sliding_window():
     adjusted_sep = fix_cells((sep * math.ceil(gap / len(sep)))[:gap]) if gap else ''
     content = tuple(chain.from_iterable(chain.from_iterable(zip(repeat(adjusted_sep), contents))))
     original, step = len(content), -1 if right else 1
-    assert length <= original, 'window slides inside content, length must be <= len(content)'
+    assert length <= original, f'window slides inside content, {length} must be <= {original}'
     content += content[:length]
     return sliding_window()
 

diff --git a/alive_progress/styles/exhibit.py b/alive_progress/styles/exhibit.py
@@ -31,6 +31,7 @@ def showtime(show=Show.SPINNERS, *, fps=None, length=None, pattern=None):
         Show.BARS: show_bars,
         Show.THEMES: show_themes,
     }
+    assert show in show_funcs, 'Which show do you want? Try Show.SPINNERS for example.'
     show_funcs[show](fps=fps, length=length, pattern=pattern)