#!/usr/bin/env python3
+# -*- coding: utf-8 -*-
+
+"""A text-based simple histogram helper class."""
import math
-from numbers import Number
from typing import Dict, Generic, Iterable, List, Optional, Tuple, TypeVar
T = TypeVar("T", int, float)
class SimpleHistogram(Generic[T]):
+ """A simple histogram."""
+
# Useful in defining wide open bottom/top bucket bounds:
POSITIVE_INFINITY = math.inf
NEGATIVE_INFINITY = -math.inf
last_bucket_start = bucket[0] # beginning of range
if max_population is None or pop > max_population:
max_population = pop # bucket with max items
- if len(self.buckets) == 0 or max_population is None:
+ if max_population is None:
return txt
max_label_width: Optional[int] = None