請(qǐng)問Python虛擬環(huán)境下Jupyter Notebook中打開文件出現(xiàn)FileNotFoundError如何解決？

虛擬環(huán)境：

    Python==3.6，
    jupyter-client==5.2.2
  

文件目錄：

data_mining
└── Code_REWRITE
    ├── Chapter\ 1
    │?? ├── affinity_dataset.txt
    │?? ├── ch1_affinity.ipynb
    │?? ├── ch1_affinity_create.ipynb
    │?? ├── ch1_oner_application.ipynb
    │?? ├── my_ch1_infinity.ipynb
    │?? └── my_ch1_oner_application.ipynb
    ├── Chapter\ 10
    │?? └── Chapter\ 10\ Clusterer.ipynb
    ├── Chapter\ 11
    │?? ├── Chapter\ 11\ (CIFAR).ipynb
    │?? └── Chapter\ 11\ (Theano\ and\ Lasagne).ipynb
    ├── Chapter\ 12
    │?? ├── CH12\ MapReduce\ Basics.ipynb
    │?? ├── Chapter\ 12\ (NB\ Predict).ipynb
    │?? ├── Chapter\ 12\ (Test\ load).ipynb
    │?? ├── extract_posts.py
    │?? ├── nb_predict.py
    │?? └── nb_train.py
    ├── Chapter\ 2
    │?? ├── Ionosphere\ Nearest\ Neighbour.ipynb
    │?? └── my\ Ionosphere\ Nearest\ Neighbour.ipynb
    ├── Chapter\ 3
    │?? └── Basketball\ Results.ipynb
    ├── Chapter\ 4
    │?? └── ch4\ Affinity\ Analysis.ipynb
    ├── Chapter\ 5
    │?? ├── adult_tests.py
    │?? ├── ch5_adult.ipynb
    │?? └── ch5_advertisements.ipynb
    ├── Chapter\ 6
    │?? ├── ch6_classify_twitter.ipynb
    │?? ├── ch6_get_twitter.ipynb
    │?? ├── ch6_label_twitter.ipynb
    │?? └── replicable_dataset.json
    ├── Chapter\ 7
    │?? ├── CH7\ From\ Load.ipynb
    │?? ├── ch7_collect_twitter_data.ipynb
    │?? └── ch7_part2_twitter.ipynb
    ├── Chapter\ 8
    │?? ├── CH8\ Rewrite.ipynb
    │?? └── Sigmoid.ipynb
    ├── Chapter\ 9
    │?? ├── Chapter\ 9\ Authorship\ Analysis.ipynb
    │?? └── getdata.py
    └── Data
        └── Ionosphere
            ├── ionosphere.data.txt
            └── ionosphere.names.txt

異常截圖：

Any help will be appreciated!