Traceback (most recent call last): File "D:\pythonProject5\main.py", line 209, in <module> main() File "D:\pythonProject5\main.py", line 202, in main plt.subplot(-1, 4, i+1) File "D:\Users\lenovo\anaconda3\lib\site-packages\matplotlib\pyplot.py", line 1323, in subplot key = SubplotSpec._from_subplot_args(fig, args) File "D:\Users\lenovo\anaconda3\lib\site-packages\matplotlib\gridspec.py", line 587, in _from_subplot_args gs = GridSpec._check_gridspec_exists(figure, rows, cols) File "D:\Users\lenovo\anaconda3\lib\site-packages\matplotlib\gridspec.py", line 226, in _check_gridspec_exists return GridSpec(nrows, ncols, figure=figure) File "D:\Users\lenovo\anaconda3\lib\site-packages\matplotlib\gridspec.py", line 379, in __init__ super().__init__(nrows, ncols, File "D:\Users\lenovo\anaconda3\lib\site-packages\matplotlib\gridspec.py", line 49, in __init__ raise ValueError( ValueError: Number of rows must be a positive integer, not -1 进程已结束,退出代码1
时间: 2023-07-21 14:26:44 浏览: 76
这段代码中的报错信息显示,`plt.subplot` 函数的第一个参数传递了 `-1`,而实际上行数必须是正整数。因此,需要检查该函数调用的参数是否正确。建议将 `plt.subplot(-1, 4, i+1)` 改为 `plt.subplot(2, 2, i+1)`,表示将图形分成 2 行 2 列,总共 4 个子图,第 `i+1` 个子图。这样就能避免该报错。
相关问题
Traceback (most recent call last): File "F:\pythonProject\main.py", line 1, in <module> import matplotlib.pyplot as plt
引用\[1\]:Traceback (most recent call last): File "test.py", line 2, in <module> import pandas ImportError: No module named pandas 。 引用\[2\]:安装完后执行python detect.py,遇到如下问题: traceback (most recent call last): File "detect.py", line 5, in <module> import cv2 File "/root/anaconda3/envs/python367/lib/python3.6/site-packages/cv2/__init__.py", line 5, in <module> from .cv2 import * ImportError: libGL.so.1: cannot open shared object file: No such file or directory 。 引用\[3\]: 然后安装requiremens.txt,yolov5 4.0版本要求如下: # base ---------------------------------------- matplotlib>=3.2.2 numpy>=1.18.5 opencv-python>=4.1.2 Pillow PyYAML>=5.3.1 scipy>=1.4.1 torch>=1.7.0 torchvision>=0.8.1 tqdm>=4.41.0 # logging ------------------------------------- tensorboard>=2.4.1 # wandb # plotting ------------------------------------ seaborn>=0.11.0 pandas # export -------------------------------------- # coremltools>=4.1 # onnx>=1.8.1 # scikit-learn==0.19.2 # for coreml quantization # extras -------------------------------------- thop # FLOPS computation pycocotools>=2.0 # COCO mAP 。 问题:Traceback (most recent call last): File "F:\pythonProject\main.py", line 1, in <module> import matplotlib.pyplot as plt
回答: 根据您提供的引用内容,问题出现在导入matplotlib.pyplot时。根据引用\[1\],错误信息显示没有找到pandas模块。这可能是因为您的环境中没有安装pandas模块。您可以尝试使用pip install pandas命令来安装pandas模块。另外,根据引用\[2\],错误信息显示找不到libGL.so.1共享对象文件。这可能是由于缺少libGL.so.1库文件导致的。您可以尝试安装相应的库文件来解决此问题。最后,根据引用\[3\],要使用matplotlib.pyplot,您需要确保已安装了matplotlib模块。您可以使用pip install matplotlib命令来安装matplotlib模块。如果问题仍然存在,请确保您的环境中已正确安装了所有所需的依赖项。
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Traceback (most recent call last): File "D:\pythonProject\pythonProject\main.py", line 1, in <module> from docx import Document ModuleNotFoundError: No module named 'docx'
这个错误提示说明你的代码中使用了 `docx` 模块,但是你的 Python 环境中并没有安装这个模块。你需要使用以下命令通过 pip 安装 `docx` 模块:
```
pip install python-docx
```
安装完成后,你的代码就可以正常运行了。