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本帖最后由 jrfjrf123 于 2025-2-12 10:23 编辑
想请问一下,我在使用MDAnalyse读取trr文件时出现如下的报错:
(环境是在pycharm中创建的,版本为Python 3.12.7,输入的拓扑文件为Gromacs的tpr文件,轨迹文件为trr文件,Gromacs版本为2024.3)
Traceback (most recent call last):
File "D:\pythonProject\data_analyse\PU\end_to_end_ACF.py", line 8, in <module>
trr_data = mda.Universe("{}/{}".format(root_path, top_file_name), "{}/{}".format(root_path, traj_file_name))
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "D:\pythonProject\test\venv\Lib\site-packages\MDAnalysis\core\universe.py", line 436, in __init__
self.load_new(coordinates, format=format, in_memory=in_memory,
File "D:\pythonProject\test\venv\Lib\site-packages\MDAnalysis\core\universe.py", line 665, in load_new
self.trajectory = reader(filename, format=format, **kwargs)
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "D:\pythonProject\test\venv\Lib\site-packages\MDAnalysis\lib\util.py", line 2562, in wrapper
return func(self, *args, **kwargs)
^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "D:\pythonProject\test\venv\Lib\site-packages\MDAnalysis\coordinates\XDR.py", line 148, in __init__
self._xdr = self._file(self.filename)
^^^^^^^^^^^^^^^^^^^^^^^^^
File "MDAnalysis\\lib\\formats\\libmdaxdr.pyx", line 135, in MDAnalysis.lib.formats.libmdaxdr._XDRFile.__cinit__
File "MDAnalysis\\lib\\formats\\libmdaxdr.pyx", line 199, in MDAnalysis.lib.formats.libmdaxdr._XDRFile.open
OSError: XDR read error = notfound
Exception ignored in: <function ReaderBase.__del__ at 0x0000020BCEEB7B00>
Traceback (most recent call last):
File "D:\pythonProject\test\venv\Lib\site-packages\MDAnalysis\coordinates\base.py", line 1531, in __del__
self.close()
File "D:\pythonProject\test\venv\Lib\site-packages\MDAnalysis\coordinates\XDR.py", line 186, in close
self._xdr.close()
^^^^^^^^^
AttributeError: 'TRRReader' object has no attribute '_xdr'
我查了一下这可能是由于xdrlib相关的库文件缺失导致的,但我检查了一下环境中安装的依赖,存在xdrlib,应该是安装MDAnalyse时同时安装的:
想请问一下,造成这种现象的原因可能是什么,该如何解决
1_frame.trr
(242.46 KB, 下载次数 Times of downloads: 1)
topol.tpr
(363.26 KB, 下载次数 Times of downloads: 1)
当前环境库列表.txt
(2.85 KB, 下载次数 Times of downloads: 2)
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