質問編集履歴
2
少し前の変更は間違えました
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```lang-python
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ModuleNotFoundError Traceback (most recent call last)
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<ipython-input-2-790db3fca658> in <module>()
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1 import mglearn
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2 import sys
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---------------------------------------------------------------------------
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AttributeError Traceback (most recent call last)
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<ipython-input-10-68d9ec4b28dc> in <module>()
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---->
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----> 1 mglearn.plots.plot_animal_tree()
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C:\Anaconda3\lib\site-packages\mglearn\plot_animal_tree.py in plot_animal_tree(ax)
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5 def plot_animal_tree(ax=None):
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----> 6 import graphviz
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8 ax = plt.gca()
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----> 9 mygraph = graphviz.Digraph(node_attr={'shape': 'box'},
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11 format="png")
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AttributeError: module 'graphviz' has no attribute 'Digraph'
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```
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最初Attributeerror と記載していましたが、いろいろ施行する前のエラーを写してしまって、正しくはModuleNotFoundErrorです。
test
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test
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```lang-python
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ModuleNotFoundError Traceback (most recent call last)
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<ipython-input-
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<ipython-input-2-790db3fca658> in <module>()
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1 import mglearn
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2 import sys
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---->
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----> 3 mglearn.plots.plot_animal_tree()
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C:\Anaconda3\lib\site-packages\mglearn\plot_animal_tree.py in plot_animal_tree(ax)
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5 def plot_animal_tree(ax=None):
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----> 6 import graphviz
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8 ax = plt.gca()
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----> 9 mygraph = graphviz.Digraph(node_attr={'shape': 'box'},
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ModuleNotFoundError: No module named 'graphviz'
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```
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