(base) C:\Users\DELL>conda create -n tensorflow-cpu python=3.7.4
Collecting package metadata (current_repodata.json): done
Solving environment: failed with current_repodata.json, will retry with next repodata source.
Collecting package metadata (repodata.json): done
Solving environment: done
==> WARNING: A newer version of conda exists. <==
current version: 4.7.10
latest version: 25.9.1
Please update conda by running
$ conda update -n base -c defaults conda
WARNING conda.core.package_cache_data:_make_single_record(350): Encountered corrupt package tarball at E:\anaconda\pkgs\libgrpc-1.71.0-hf4237ab_0.conda. Conda has removed it, but you need to re-run conda to download it again.
WARNING conda.core.package_cache_data:_make_single_record(350): Encountered corrupt package tarball at E:\anaconda\pkgs\mkl-2025.0.0-h5da7b33_930.conda. Conda has removed it, but you need to re-run conda to download it again.
## Package Plan ##
environment location: E:\anaconda\envs\tensorflow-cpu
added / updated specs:
- python=3.7.4
The following packages will be downloaded:
package | build
---------------------------|-----------------
certifi-2022.12.7 | py37haa95532_0 149 KB https://mirrors.tuna.tsinghua.edu.cn/anaconda/pkgs/main
openssl-1.1.1w | h2bbff1b_0 5.5 MB https://mirrors.tuna.tsinghua.edu.cn/anaconda/pkgs/main
pip-22.3.1 | py37haa95532_0 2.7 MB https://mirrors.tuna.tsinghua.edu.cn/anaconda/pkgs/main
python-3.7.4 | h5263a28_0 14.7 MB https://mirrors.tuna.tsinghua.edu.cn/anaconda/pkgs/main
setuptools-65.6.3 | py37haa95532_0 1.1 MB https://mirrors.tuna.tsinghua.edu.cn/anaconda/pkgs/main
wheel-0.38.4 | py37haa95532_0 82 KB https://mirrors.tuna.tsinghua.edu.cn/anaconda/pkgs/main
wincertstore-0.2 | py37haa95532_2 15 KB https://mirrors.tuna.tsinghua.edu.cn/anaconda/pkgs/main
------------------------------------------------------------
Total: 24.3 MB
The following NEW packages will be INSTALLED:
ca-certificates anaconda/pkgs/main/win-64::ca-certificates-2025.9.9-haa95532_0
certifi anaconda/pkgs/main/win-64::certifi-2022.12.7-py37haa95532_0
openssl anaconda/pkgs/main/win-64::openssl-1.1.1w-h2bbff1b_0
pip anaconda/pkgs/main/win-64::pip-22.3.1-py37haa95532_0
python anaconda/pkgs/main/win-64::python-3.7.4-h5263a28_0
setuptools anaconda/pkgs/main/win-64::setuptools-65.6.3-py37haa95532_0
sqlite anaconda/pkgs/main/win-64::sqlite-3.50.2-hda9a48d_1
ucrt anaconda/pkgs/main/win-64::ucrt-10.0.22621.0-haa95532_0
vc anaconda/pkgs/main/win-64::vc-14.3-h2df5915_10
vc14_runtime anaconda/pkgs/main/win-64::vc14_runtime-14.44.35208-h4927774_10
vs2015_runtime anaconda/pkgs/main/win-64::vs2015_runtime-14.44.35208-ha6b5a95_10
wheel anaconda/pkgs/main/win-64::wheel-0.38.4-py37haa95532_0
wincertstore anaconda/pkgs/main/win-64::wincertstore-0.2-py37haa95532_2
Proceed ([y]/n)? Y
Downloading and Extracting Packages
wheel-0.38.4 | 82 KB | ############################################################################ | 100%
openssl-1.1.1w | 5.5 MB | ############################################################################ | 100%
wincertstore-0.2 | 15 KB | ############################################################################ | 100%
python-3.7.4 | 14.7 MB | ############################################################################ | 100%
setuptools-65.6.3 | 1.1 MB | ############################################################################ | 100%
certifi-2022.12.7 | 149 KB | ############################################################################ | 100%
pip-22.3.1 | 2.7 MB | ############################################################################ | 100%
Preparing transaction: done
Verifying transaction: done
Executing transaction: done
#
# To activate this environment, use
#
# $ conda activate tensorflow-cpu
#
# To deactivate an active environment, use
#
# $ conda deactivate
(base) C:\Users\DELL>conda activate tensorflow
Could not find conda environment: tensorflow
You can list all discoverable environments with `conda info --envs`.
(base) C:\Users\DELL>pip install tensorflow==2.3.0
Looking in indexes: https://mirrors.aliyun.com/pypi/simple/
Collecting tensorflow==2.3.0
Downloading https://mirrors.aliyun.com/pypi/packages/c6/dc/9030097e5774fe02d1be3cb42eb54125d2c0607a6c11172f1dcad2b7fdcc/tensorflow-2.3.0-cp37-cp37m-win_amd64.whl (342.5MB)
|████████████████████████████████| 342.5MB 261kB/s
Collecting absl-py>=0.7.0 (from tensorflow==2.3.0)
Downloading https://mirrors.aliyun.com/pypi/packages/a2/ad/e0d3c824784ff121c03cc031f944bc7e139a8f1870ffd2845cc2dd76f6c4/absl_py-2.1.0-py3-none-any.whl (133kB)
|████████████████████████████████| 143kB 364kB/s
Collecting google-pasta>=0.1.8 (from tensorflow==2.3.0)
Downloading https://mirrors.aliyun.com/pypi/packages/a3/de/c648ef6835192e6e2cc03f40b19eeda4382c49b5bafb43d88b931c4c74ac/google_pasta-0.2.0-py3-none-any.whl (57kB)
|████████████████████████████████| 61kB 328kB/s
Requirement already satisfied: numpy<1.19.0,>=1.16.0 in e:\anaconda\lib\site-packages (from tensorflow==2.3.0) (1.16.4)
Requirement already satisfied: six>=1.12.0 in e:\anaconda\lib\site-packages (from tensorflow==2.3.0) (1.12.0)
Requirement already satisfied: keras-preprocessing<1.2,>=1.1.1 in c:\users\dell\appdata\roaming\python\python37\site-packages (from tensorflow==2.3.0) (1.1.2)
Collecting termcolor>=1.1.0 (from tensorflow==2.3.0)
Downloading https://mirrors.aliyun.com/pypi/packages/67/e1/434566ffce04448192369c1a282931cf4ae593e91907558eaecd2e9f2801/termcolor-2.3.0-py3-none-any.whl
Collecting tensorboard<3,>=2.3.0 (from tensorflow==2.3.0)
Downloading https://mirrors.aliyun.com/pypi/packages/6f/77/e624b4916531721e674aa105151ffa5223fb224d3ca4bd5c10574664f944/tensorboard-2.11.2-py3-none-any.whl (6.0MB)
|████████████████████████████████| 6.0MB 327kB/s
Collecting opt-einsum>=2.3.2 (from tensorflow==2.3.0)
Downloading https://mirrors.aliyun.com/pypi/packages/bc/19/404708a7e54ad2798907210462fd950c3442ea51acc8790f3da48d2bee8b/opt_einsum-3.3.0-py3-none-any.whl (65kB)
|████████████████████████████████| 71kB 459kB/s
Collecting scipy==1.4.1 (from tensorflow==2.3.0)
Downloading https://mirrors.aliyun.com/pypi/packages/61/51/046cbc61c7607e5ecead6ff1a9453fba5e7e47a5ea8d608cc7036586a5ef/scipy-1.4.1-cp37-cp37m-win_amd64.whl (30.9MB)
|████████████████████████████████| 30.9MB 285kB/s
Collecting grpcio>=1.8.6 (from tensorflow==2.3.0)
Downloading https://mirrors.aliyun.com/pypi/packages/df/8e/2a3c0ba06044e030b7057df9d2e4901f78354fa1e1fc95fb97f7855c3040/grpcio-1.62.3-cp37-cp37m-win_amd64.whl (4.5MB)
|████████████████████████████████| 4.5MB 328kB/s
Collecting protobuf>=3.9.2 (from tensorflow==2.3.0)
Downloading https://mirrors.aliyun.com/pypi/packages/61/70/ee9585603255156d88f07528a6094733e37f8e3f72711b8583fcbb77d5ec/protobuf-4.24.4-cp37-cp37m-win_amd64.whl (430kB)
|████████████████████████████████| 430kB 327kB/s
Collecting gast==0.3.3 (from tensorflow==2.3.0)
Downloading https://mirrors.aliyun.com/pypi/packages/d6/84/759f5dd23fec8ba71952d97bcc7e2c9d7d63bdc582421f3cd4be845f0c98/gast-0.3.3-py2.py3-none-any.whl
Collecting h5py<2.11.0,>=2.10.0 (from tensorflow==2.3.0)
Downloading https://mirrors.aliyun.com/pypi/packages/a1/6b/7f62017e3f0b32438dd90bdc1ff0b7b1448b6cb04a1ed84f37b6de95cd7b/h5py-2.10.0-cp37-cp37m-win_amd64.whl (2.5MB)
|████████████████████████████████| 2.5MB 364kB/s
Requirement already satisfied: wheel>=0.26 in e:\anaconda\lib\site-packages (from tensorflow==2.3.0) (0.33.4)
Collecting tensorflow-estimator<2.4.0,>=2.3.0 (from tensorflow==2.3.0)
Downloading https://mirrors.aliyun.com/pypi/packages/e9/ed/5853ec0ae380cba4588eab1524e18ece1583b65f7ae0e97321f5ff9dfd60/tensorflow_estimator-2.3.0-py2.py3-none-any.whl (459kB)
|████████████████████████████████| 460kB 364kB/s
Requirement already satisfied: wrapt>=1.11.1 in e:\anaconda\lib\site-packages (from tensorflow==2.3.0) (1.11.2)
Collecting astunparse==1.6.3 (from tensorflow==2.3.0)
Downloading https://mirrors.aliyun.com/pypi/packages/2b/03/13dde6512ad7b4557eb792fbcf0c653af6076b81e5941d36ec61f7ce6028/astunparse-1.6.3-py2.py3-none-any.whl
Collecting google-auth<3,>=1.6.3 (from tensorboard<3,>=2.3.0->tensorflow==2.3.0)
Downloading https://mirrors.aliyun.com/pypi/packages/87/24/ec82aee6ba1a076288818fe5cc5125f4d93fffdc68bb7b381c68286c8aaa/google_auth-2.42.0-py2.py3-none-any.whl (222kB)
|████████████████████████████████| 225kB 344kB/s
Collecting tensorboard-plugin-wit>=1.6.0 (from tensorboard<3,>=2.3.0->tensorflow==2.3.0)
Downloading https://mirrors.aliyun.com/pypi/packages/e0/68/e8ecfac5dd594b676c23a7f07ea34c197d7d69b3313afdf8ac1b0a9905a2/tensorboard_plugin_wit-1.8.1-py3-none-any.whl (781kB)
|████████████████████████████████| 788kB 297kB/s
Requirement already satisfied: requests<3,>=2.21.0 in e:\anaconda\lib\site-packages (from tensorboard<3,>=2.3.0->tensorflow==2.3.0) (2.22.0)
Requirement already satisfied: setuptools>=41.0.0 in e:\anaconda\lib\site-packages (from tensorboard<3,>=2.3.0->tensorflow==2.3.0) (41.0.1)
Collecting markdown>=2.6.8 (from tensorboard<3,>=2.3.0->tensorflow==2.3.0)
Downloading https://mirrors.aliyun.com/pypi/packages/1a/b5/228c1cdcfe138f1a8e01ab1b54284c8b83735476cb22b6ba251656ed13ad/Markdown-3.4.4-py3-none-any.whl (94kB)
|████████████████████████████████| 102kB 467kB/s
Collecting werkzeug>=1.0.1 (from tensorboard<3,>=2.3.0->tensorflow==2.3.0)
Downloading https://mirrors.aliyun.com/pypi/packages/f6/f8/9da63c1617ae2a1dec2fbf6412f3a0cfe9d4ce029eccbda6e1e4258ca45f/Werkzeug-2.2.3-py3-none-any.whl (233kB)
|████████████████████████████████| 235kB 344kB/s
Collecting google-auth-oauthlib<0.5,>=0.4.1 (from tensorboard<3,>=2.3.0->tensorflow==2.3.0)
Downloading https://mirrors.aliyun.com/pypi/packages/b1/0e/0636cc1448a7abc444fb1b3a63655e294e0d2d49092dc3de05241be6d43c/google_auth_oauthlib-0.4.6-py2.py3-none-any.whl
Collecting tensorboard-data-server<0.7.0,>=0.6.0 (from tensorboard<3,>=2.3.0->tensorflow==2.3.0)
Downloading https://mirrors.aliyun.com/pypi/packages/74/69/5747a957f95e2e1d252ca41476ae40ce79d70d38151d2e494feb7722860c/tensorboard_data_server-0.6.1-py3-none-any.whl
Collecting rsa<5,>=3.1.4 (from google-auth<3,>=1.6.3->tensorboard<3,>=2.3.0->tensorflow==2.3.0)
Downloading https://mirrors.aliyun.com/pypi/packages/64/8d/0133e4eb4beed9e425d9a98ed6e081a55d195481b7632472be1af08d2f6b/rsa-4.9.1-py3-none-any.whl
Collecting pyasn1-modules>=0.2.1 (from google-auth<3,>=1.6.3->tensorboard<3,>=2.3.0->tensorflow==2.3.0)
Downloading https://mirrors.aliyun.com/pypi/packages/cd/8e/bea464350e1b8c6ed0da3a312659cb648804a08af6cacc6435867f74f8bd/pyasn1_modules-0.3.0-py2.py3-none-any.whl (181kB)
|████████████████████████████████| 184kB 261kB/s
Collecting cachetools<7.0,>=2.0.0 (from google-auth<3,>=1.6.3->tensorboard<3,>=2.3.0->tensorflow==2.3.0)
Downloading https://mirrors.aliyun.com/pypi/packages/72/76/20fa66124dbe6be5cafeb312ece67de6b61dd91a0247d1ea13db4ebb33c2/cachetools-5.5.2-py3-none-any.whl
Requirement already satisfied: idna<2.9,>=2.5 in e:\anaconda\lib\site-packages (from requests<3,>=2.21.0->tensorboard<3,>=2.3.0->tensorflow==2.3.0) (2.8)
Requirement already satisfied: chardet<3.1.0,>=3.0.2 in e:\anaconda\lib\site-packages (from requests<3,>=2.21.0->tensorboard<3,>=2.3.0->tensorflow==2.3.0) (3.0.4)
Requirement already satisfied: certifi>=2017.4.17 in e:\anaconda\lib\site-packages (from requests<3,>=2.21.0->tensorboard<3,>=2.3.0->tensorflow==2.3.0) (2019.6.16)
Requirement already satisfied: urllib3!=1.25.0,!=1.25.1,<1.26,>=1.21.1 in e:\anaconda\lib\site-packages (from requests<3,>=2.21.0->tensorboard<3,>=2.3.0->tensorflow==2.3.0) (1.24.2)
Collecting importlib-metadata>=4.4; python_version < "3.10" (from markdown>=2.6.8->tensorboard<3,>=2.3.0->tensorflow==2.3.0)
Downloading https://mirrors.aliyun.com/pypi/packages/ff/94/64287b38c7de4c90683630338cf28f129decbba0a44f0c6db35a873c73c4/importlib_metadata-6.7.0-py3-none-any.whl
Collecting MarkupSafe>=2.1.1 (from werkzeug>=1.0.1->tensorboard<3,>=2.3.0->tensorflow==2.3.0)
Downloading https://mirrors.aliyun.com/pypi/packages/6c/4c/3577a52eea1880538c435176bc85e5b3379b7ab442327ccd82118550758f/MarkupSafe-2.1.5-cp37-cp37m-win_amd64.whl
Collecting requests-oauthlib>=0.7.0 (from google-auth-oauthlib<0.5,>=0.4.1->tensorboard<3,>=2.3.0->tensorflow==2.3.0)
Downloading https://mirrors.aliyun.com/pypi/packages/3b/5d/63d4ae3b9daea098d5d6f5da83984853c1bbacd5dc826764b249fe119d24/requests_oauthlib-2.0.0-py2.py3-none-any.whl
Collecting pyasn1>=0.1.3 (from rsa<5,>=3.1.4->google-auth<3,>=1.6.3->tensorboard<3,>=2.3.0->tensorflow==2.3.0)
Downloading https://mirrors.aliyun.com/pypi/packages/d1/75/4686d2872bf2fc0b37917cbc8bbf0dd3a5cdb0990799be1b9cbf1e1eb733/pyasn1-0.5.1-py2.py3-none-any.whl (84kB)
|████████████████████████████████| 92kB 453kB/s
Collecting typing-extensions>=3.6.4; python_version < "3.8" (from importlib-metadata>=4.4; python_version < "3.10"->markdown>=2.6.8->tensorboard<3,>=2.3.0->tensorflow==2.3.0)
Downloading https://mirrors.aliyun.com/pypi/packages/ec/6b/63cc3df74987c36fe26157ee12e09e8f9db4de771e0f3404263117e75b95/typing_extensions-4.7.1-py3-none-any.whl
Requirement already satisfied: zipp>=0.5 in e:\anaconda\lib\site-packages (from importlib-metadata>=4.4; python_version < "3.10"->markdown>=2.6.8->tensorboard<3,>=2.3.0->tensorflow==2.3.0) (0.5.1)
Collecting oauthlib>=3.0.0 (from requests-oauthlib>=0.7.0->google-auth-oauthlib<0.5,>=0.4.1->tensorboard<3,>=2.3.0->tensorflow==2.3.0)
Downloading https://mirrors.aliyun.com/pypi/packages/7e/80/cab10959dc1faead58dc8384a781dfbf93cb4d33d50988f7a69f1b7c9bbe/oauthlib-3.2.2-py3-none-any.whl (151kB)
|████████████████████████████████| 153kB 284kB/s
ERROR: tensorboard 2.11.2 has requirement protobuf<4,>=3.9.2, but you'll have protobuf 4.24.4 which is incompatible.
Installing collected packages: absl-py, google-pasta, termcolor, pyasn1, rsa, pyasn1-modules, cachetools, google-auth, tensorboard-plugin-wit, typing-extensions, importlib-metadata, markdown, MarkupSafe, werkzeug, protobuf, oauthlib, requests-oauthlib, google-auth-oauthlib, tensorboard-data-server, grpcio, tensorboard, opt-einsum, scipy, gast, h5py, tensorflow-estimator, astunparse, tensorflow
Found existing installation: importlib-metadata 0.17
Uninstalling importlib-metadata-0.17:
Successfully uninstalled importlib-metadata-0.17
Found existing installation: MarkupSafe 1.1.1
Uninstalling MarkupSafe-1.1.1:
Successfully uninstalled MarkupSafe-1.1.1
Found existing installation: Werkzeug 0.15.4
Uninstalling Werkzeug-0.15.4:
Successfully uninstalled Werkzeug-0.15.4
Found existing installation: scipy 1.2.1
Uninstalling scipy-1.2.1:
Successfully uninstalled scipy-1.2.1
Found existing installation: h5py 2.9.0
Uninstalling h5py-2.9.0:
Successfully uninstalled h5py-2.9.0
Successfully installed MarkupSafe-2.1.5 absl-py-2.1.0 astunparse-1.6.3 cachetools-5.5.2 gast-0.3.3 google-auth-2.42.0 google-auth-oauthlib-0.4.6 google-pasta-0.2.0 grpcio-1.62.3 h5py-2.10.0 importlib-metadata-6.7.0 markdown-3.4.4 oauthlib-3.2.2 opt-einsum-3.3.0 protobuf-4.24.4 pyasn1-0.5.1 pyasn1-modules-0.3.0 requests-oauthlib-2.0.0 rsa-4.9.1 scipy-1.4.1 tensorboard-2.11.2 tensorboard-data-server-0.6.1 tensorboard-plugin-wit-1.8.1 tensorflow-2.3.0 tensorflow-estimator-2.3.0 termcolor-2.3.0 typing-extensions-4.7.1 werkzeug-2.2.3
(base) C:\Users\DELL>-pip install protobuf==3.9.2
'-pip' 不是内部或外部命令，也不是可运行的程序
或批处理文件。
(base) C:\Users\DELL>conda activate tensorflow-cpu
(tensorflow-cpu) C:\Users\DELL>pip install protobuf==3.9.2
Looking in indexes: https://mirrors.aliyun.com/pypi/simple/
Collecting protobuf==3.9.2
Downloading https://mirrors.aliyun.com/pypi/packages/92/4e/a90c0000a8dee84c3717ccf86eaafd892f342b0aa242d3cb34d62b1b19dd/protobuf-3.9.2-cp37-cp37m-win_amd64.whl (1.0 MB)
---------------------------------------- 1.0/1.0 MB 373.9 kB/s eta 0:00:00
Collecting six>=1.9
Downloading https://mirrors.aliyun.com/pypi/packages/b7/ce/149a00dd41f10bc29e5921b496af8b574d8413afcd5e30dfa0ed46c2cc5e/six-1.17.0-py2.py3-none-any.whl (11 kB)
Requirement already satisfied: setuptools in e:\anaconda\envs\tensorflow-cpu\lib\site-packages (from protobuf==3.9.2) (65.6.3)
Installing collected packages: six, protobuf
ERROR: pip's dependency resolver does not currently take into account all the packages that are installed. This behaviour is the source of the following dependency conflicts.
keras-preprocessing 1.1.2 requires numpy>=1.9.1, which is not installed.
Successfully installed protobuf-3.9.2 six-1.17.0
(tensorflow-cpu) C:\Users\DELL>pip install numpy==1.21.6
Looking in indexes: https://mirrors.aliyun.com/pypi/simple/
Collecting numpy==1.21.6
Downloading https://mirrors.aliyun.com/pypi/packages/97/9f/da37cc4a188a1d5d203d65ab28d6504e17594b5342e0c1dc5610ee6f4535/numpy-1.21.6-cp37-cp37m-win_amd64.whl (14.0 MB)
---------------------------------------- 14.0/14.0 MB 350.8 kB/s eta 0:00:00
Installing collected packages: numpy
Successfully installed numpy-1.21.6
(tensorflow-cpu) C:\Users\DELL>
本文详细介绍了Base64编码的基本原理，包括如何将二进制数据转换为可打印字符，以及在URL和嵌入图片等场景中的具体应用。通过实例展示了中文字符的编码过程。
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