keras使用pydot画图的问题

Posted 2021-01-30 andy-0212

from keras.utils import plot_model
plot_model(model, to_file="model.png", show_shapes=True, show_layer_names=True)

上面代码执行处做，Assertion Error

解决方案：

This may help for someone who is looking for For Anaconda on Windows 10 64 Bit, Environment: Windows 10 64 Bit, Python 3.5.2, Anaconda 4.2.0 (64-bit)

前三部分可能不需要：

1. Download "graphviz-2.38.msi" from https://graphviz.gitlab.io/_pages/Download/Download_windows.html
2. Execute the "graphviz-2.38.msi" file
3. Add the graphviz bin folder to the PATH system environment variable (Example: "C:Graphviz2.38in")
4. Go to Anaconda Prompt using start menu (Make sure to right click and select "Run as Administrator". We may get permission issues if Prompt as not opened as Administrator)
5. Execute the command: conda install graphviz
6. Execute the command: pip install git+https://github.com/nlhepler/pydot.git
7. Execute the command "conda list" and make sure pydot and graphviz modules are listed. 
8. go to python console, run following codes to check.
   

   import pydot
   pydot.find_graphviz()

   should show:
   {‘dot‘: ‘C:\ProgramData\Anaconda3\Library\bin\graphviz\dot.exe‘, ‘twopi‘: ‘C:\ProgramData\Anaconda3\Library\bin\graphviz\twopi.exe‘, ‘neato‘: ‘C:\ProgramData\Anaconda3\Library\bin\graphviz\neato.exe‘, ‘circo‘: ‘C:\ProgramData\Anaconda3\Library\bin\graphviz\circo.exe‘, ‘fdp‘: ‘C:\ProgramData\Anaconda3\Library\bin\graphviz\fdp.exe‘, ‘sfdp‘: ‘C:\ProgramData\Anaconda3\Library\bin\graphviz\sfdp.exe‘}