我试图让一个条形图将它的 X 标签旋转 45°,以使它们可读(因为存在重叠)。
len(genero)7岁,len(filmes_por_genero)20岁
我正在使用 MovieLens 数据集并制作一个图表,计算每种类型的电影数量。这是我现在的代码:
import seaborn as sns
import matplotlib.pyplot as plt
sns.set_style("whitegrid")
filmes_por_genero = filmes["generos"].str.get_dummies('|').sum().sort_values(ascending=False)
genero = filmes_com_media.index
chart = plt.figure(figsize=(16,8))
sns.barplot(x=genero,
y=filmes_por_genero.values,
palette=sns.color_palette("BuGn_r", n_colors=len(filmes_por_genero) + 4)
)
chart.set_xticklabels(
chart.get_xticklabels(),
rotation=45,
horizontalalignment='right'
)
这是完整的错误:
/usr/local/lib/python3.6/dist-packages/pandas/core/groupby/grouper.py in get_grouper(obj, key, axis, level, sort, observed, mutated, validate)
623 in_axis=in_axis,
624 )
--> 625 if not isinstance(gpr, Grouping)
626 else gpr
627 )
/usr/local/lib/python3.6/dist-packages/pandas/core/groupby/grouper.py in __init__(self, index, grouper, obj, name, level, sort, observed, in_axis)
254 self.name = name
255 self.level = level
--> 256 self.grouper = _convert_grouper(index, grouper)
257 self.all_grouper = None
258 self.index = index
/usr/local/lib/python3.6/dist-packages/pandas/core/groupby/grouper.py in _convert_grouper(axis, grouper)
653 elif isinstance(grouper, (list, Series, Index, np.ndarray)):
654 if len(grouper) != len(axis):
--> 655 raise ValueError("Grouper and axis must be same length")
656 return grouper
657 else:
ValueError: Grouper and axis must be same length
慕盖茨4494581
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