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📚 【翻訳モデル】200の言語を翻訳できるNLLBモデル体験　LM2_1　

PDF ファイル処理（pdfplumber）

Word ファイル処理（python-docx）
Excel ファイル処理（openpyxl + pandas）

Python 3.10.0

user ~
? python --version
Python 3.10.0

conda

? conda info --env
# conda environments:
#
base                   F:\Users\user\anaconda3
tts                    F:\Users\user\anaconda3\envs\tts

CUDA環境の準備

? nvidia-smi
Thu Jun 26 23:48:51 2025
+-----------------------------------------------------------------------------------------+
| NVIDIA-SMI 573.23                 Driver Version: 573.23         CUDA Version: 12.8     |
|-----------------------------------------+------------------------+----------------------+
| GPU  Name                  Driver-Model | Bus-Id          Disp.A | Volatile Uncorr. ECC |
| Fan  Temp   Perf          Pwr:Usage/Cap |           Memory-Usage | GPU-Util  Compute M. |
|                                         |                        |               MIG M. |
|=========================================+========================+======================|
|   0  Quadro P4000                 WDDM  |   00000000:9E:00.0  On |                  N/A |
| 52%   55C    P0             28W /  105W |    1889MiB /   8192MiB |      4%      Default |
|                                         |                        |                  N/A |
+-----------------------------------------+------------------------+----------------------+

+-----------------------------------------------------------------------------------------+
| Processes:                                                                              |
|  GPU   GI   CI              PID   Type   Process name                        GPU Memory |
|        ID   ID                                                               Usage      |
|=========================================================================================|
|    0   N/A  N/A           13156    C+G   ...Chrome\Application\chrome.exe      N/A      |
|    0   N/A  N/A           15672    C+G   C:\Windows\explorer.exe               N/A      |
|    0   N/A  N/A           19416    C+G   ...Chrome\Application\chrome.exe      N/A      |
|    0   N/A  N/A           19984    C+G   ...ice\root\Office16\WINWORD.EXE      N/A      |
|    0   N/A  N/A           20280    C+G   ...indows\System32\ShellHost.exe      N/A      |
|    0   N/A  N/A           22624    C+G   ...yb3d8bbwe\WindowsTerminal.exe      N/A      |
|    0   N/A  N/A           24804    C+G   ...App_cw5n1h2txyewy\LockApp.exe      N/A      |
|    0   N/A  N/A           30924    C+G   ....0.3179.73\msedgewebview2.exe      N/A      |
|    0   N/A  N/A           31284    C+G   ...les\Tencent\Weixin\Weixin.exe      N/A      |
|    0   N/A  N/A           34656    C+G   ...y\StartMenuExperienceHost.exe      N/A      |
|    0   N/A  N/A           34848    C+G   ...5n1h2txyewy\TextInputHost.exe      N/A      |
|    0   N/A  N/A           36656    C+G   ...acted\runtime\WeChatAppEx.exe      N/A      |
|    0   N/A  N/A           37184    C+G   ...xyewy\ShellExperienceHost.exe      N/A      |
|    0   N/A  N/A           37272    C+G   ..._cw5n1h2txyewy\SearchHost.exe      N/A      |
|    0   N/A  N/A           37436    C+G   C:\Windows\explorer.exe               N/A      |
|    0   N/A  N/A           38356    C+G   C:\Windows\explorer.exe               N/A      |
|    0   N/A  N/A           38864    C+G   ...m Files\RustDesk\RustDesk.exe      N/A      |
|    0   N/A  N/A           41132    C+G   C:\Windows\explorer.exe               N/A      |
|    0   N/A  N/A           42296    C+G   ...t\Edge\Application\msedge.exe      N/A      |
|    0   N/A  N/A           47356    C+G   ...al\Programs\cursor\Cursor.exe      N/A      |
+-----------------------------------------------------------------------------------------+

GPU：Quadro P4000，8GB　RAM，ドライバーバージョンとCUDAは正常らしい（Driver 573.23，CUDA 12.8）

? pip show ctranslate2
Name: ctranslate2
Version: 4.6.0
Summary: Fast inference engine for Transformer models
Home-page: https://opennmt.net
Author: OpenNMT
Author-email:
License: MIT
Location: c:\users\user\appdata\roaming\python\python310\site-packages
Requires: numpy, pyyaml, setuptools
Required-by:

CUDAをリセットアップする。

user I:\DocTranslate\scripts via 🐍 v3.10.0
? pip uninstall ctranslate2
Found existing installation: ctranslate2 4.6.0
Uninstalling ctranslate2-4.6.0:
  Would remove:
    c:\users\user\appdata\roaming\python\python310\scripts\ct2-fairseq-converter.exe
    c:\users\user\appdata\roaming\python\python310\scripts\ct2-marian-converter.exe
    c:\users\user\appdata\roaming\python\python310\scripts\ct2-openai-gpt2-converter.exe
    c:\users\user\appdata\roaming\python\python310\scripts\ct2-opennmt-py-converter.exe
    c:\users\user\appdata\roaming\python\python310\scripts\ct2-opennmt-tf-converter.exe
    c:\users\user\appdata\roaming\python\python310\scripts\ct2-opus-mt-converter.exe
    c:\users\user\appdata\roaming\python\python310\scripts\ct2-transformers-converter.exe
    c:\users\user\appdata\roaming\python\python310\site-packages\ctranslate2-4.6.0.dist-info\*
    c:\users\user\appdata\roaming\python\python310\site-packages\ctranslate2\*
Proceed (Y/n)? y
  Successfully uninstalled ctranslate2-4.6.0

user I:\DocTranslate\scripts via 🐍 v3.10.0 took 16s
? pip install ctranslate2[cuda]
Defaulting to user installation because normal site-packages is not writeable
Collecting ctranslate2[cuda]
  Downloading ctranslate2-4.6.0-cp310-cp310-win_amd64.whl.metadata (10 kB)
WARNING: ctranslate2 4.6.0 does not provide the extra 'cuda'
Requirement already satisfied: setuptools in c:\program files\python310\lib\site-packages (from ctranslate2[cuda]) (57.4.0)
Requirement already satisfied: numpy in c:\program files\python310\lib\site-packages (from ctranslate2[cuda]) (1.22.0)
Requirement already satisfied: pyyaml<7,>=5.3 in c:\program files\python310\lib\site-packages (from ctranslate2[cuda]) (6.0.2)
Downloading ctranslate2-4.6.0-cp310-cp310-win_amd64.whl (19.5 MB)
   ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ 19.5/19.5 MB 11.3 MB/s eta 0:00:00
Installing collected packages: ctranslate2
Successfully installed ctranslate2-4.6.0

環境確認

user I:\DocTranslate\scripts via 🐍 v3.10.0
? python .\test.py
CTranslate2 CUDA 初期化成功！

? conda create -n doctrans python=3.10
Retrieving notices: done
Channels:
 - defaults
Platform: win-64
Collecting package metadata (repodata.json): done
Solving environment: done

## Package Plan ##

  environment location: C:\Users\user\.conda\envs\doctrans

  added / updated specs:
    - python=3.10

The following packages will be downloaded:

    package                    |            build
    ---------------------------|-----------------
    expat-2.7.1                |       h8ddb27b_0         259 KB
    python-3.10.18             |       h981015d_0        16.2 MB
    tk-8.6.14                  |       h5e9d12e_1         3.5 MB
    ------------------------------------------------------------
                                           Total:        20.0 MB
done
#
# To activate this environment, use
#
#     $ conda activate doctrans
#
# To deactivate an active environment, use
#
#     $ conda deactivate

# Python環境をアクティブする。

user ~ took 58s
? conda activate doctrans
user ~ took 6s
? conda install openpyxl pandas -y
Channels:
 - defaults
Platform: win-64
Collecting package metadata (repodata.json): done

# Condaがpdfplumber，python-docx 二つライブラリを見つかりませんでした。だから、pipで手動的にセットアップすること。
user ~ took 6s
? pip install pdfplumber python-docx
Defaulting to user installation because normal site-packages is not writeable
Collecting pdfplumber
  Downloading pdfplumber-0.11.7-py3-none-any.whl.metadata (42 kB)
Collecting python-docx
  Downloading python_docx-1.2.0-py3-none-any.whl.metadata (2.0 kB)
Collecting pdfminer.six==20250506 (from pdfplumber)
  Downloading pdfminer_six-20250506-py3-none-any.whl.metadata (4.2 kB)
Requirement already satisfied: Pillow>=9.1 in c:\program files\python310\lib\site-packages (from pdfplumber) (11.0.0)
Collecting pypdfium2>=4.18.0 (from pdfplumber)
  Downloading pypdfium2-4.30.1-py3-none-win_amd64.whl.metadata (48 kB)
Requirement already satisfied: charset-normalizer>=2.0.0 in c:\program files\python310\lib\site-packages (from pdfminer.six==20250506->pdfplumber) (3.4.2)
Collecting cryptography>=36.0.0 (from pdfminer.six==20250506->pdfplumber)
  Downloading cryptography-45.0.4-cp37-abi3-win_amd64.whl.metadata (5.7 kB)
Requirement already satisfied: lxml>=3.1.0 in c:\program files\python310\lib\site-packages (from python-docx) (5.3.2)
Requirement already satisfied: typing_extensions>=4.9.0 in c:\program files\python310\lib\site-packages (from python-docx) (4.13.2)
Requirement already satisfied: cffi>=1.14 in c:\program files\python310\lib\site-packages (from cryptography>=36.0.0->pdfminer.six==20250506->pdfplumber) (1.17.1)
Requirement already satisfied: pycparser in c:\program files\python310\lib\site-packages (from cffi>=1.14->cryptography>=36.0.0->pdfminer.six==20250506->pdfplumber) (2.22)
Downloading pdfplumber-0.11.7-py3-none-any.whl (60 kB)
Downloading pdfminer_six-20250506-py3-none-any.whl (5.6 MB)
   ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ 5.6/5.6 MB 11.4 MB/s eta 0:00:00
Downloading python_docx-1.2.0-py3-none-any.whl (252 kB)
Downloading cryptography-45.0.4-cp37-abi3-win_amd64.whl (3.4 MB)
   ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ 3.4/3.4 MB 11.2 MB/s eta 0:00:00
Downloading pypdfium2-4.30.1-py3-none-win_amd64.whl (3.0 MB)
   ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ 3.0/3.0 MB 10.8 MB/s eta 0:00:00
Installing collected packages: python-docx, pypdfium2, cryptography, pdfminer.six, pdfplumber
   ━━━━━━━━╺━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ 1/5 [pypdfium2]  WARNING: The script pypdfium2.exe is installed in 'C:\Users\user\AppData\Roaming\Python\Python310\Scripts' which is not on PATH.
  Consider adding this directory to PATH or, if you prefer to suppress this warning, use --no-warn-script-location.
   ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━╺━━━━━━━ 4/5 [pdfplumber]  WARNING: The script pdfplumber.exe is installed in 'C:\Users\user\AppData\Roaming\Python\Python310\Scripts' which is not on PATH.
  Consider adding this directory to PATH or, if you prefer to suppress this warning, use --no-warn-script-location.
Successfully installed cryptography-45.0.4 pdfminer.six-20250506 pdfplumber-0.11.7 pypdfium2-4.30.1 python-docx-1.2.0

🔍 セットアップ説明：
ライブラリ名説明
pdfplumber PDFファイル内容取得（pdfminer.sixにより）
python-docx .docx Wordファイルの読み取り、書込み
openpyxl .xlsx Excelファイルの読み取り、書込み
pandas データ処理、Excel内容を補助する。

最後チェック！

**user ~
? python -c "import pdfplumber; import docx; print('OK')"
OK

user ~ took 6s
? conda list | findstr openpyxl
openpyxl                  3.1.5           py312h827c3e9_0

user ~ took 6s
? conda list | findstr pandas
pandas                    2.2.2           py312h0158946_0**

次は、翻訳をしよう！

📚 【翻訳モデル】200の言語を翻訳できるNLLBモデル体験　LM2_1　

QQQ 3Q!