wrong version of matplotlib?

还没有人认领这个 Issue。

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TypeError Traceback (most recent call last)
Cell In[27], line 1
----> 1 import cmocean

File ~/opt/anaconda3/lib/python3.9/site-packages/cmocean/__init__.py:11
8 from __future__ import absolute_import
10 # from cmocean import *
---> 11 from . import cm, tools, data
13 __all__ = ['cm',
14 'tools',
15 'plots',
16 'data']
18 __authors__ = ['Kristen Thyng ']

File ~/opt/anaconda3/lib/python3.9/site-packages/cmocean/cm.py:34
30 cmap_d = dict()
33 # a comparable version object
---> 34 MPL_VERSION = Version(version("matplotlib"))
36 def _register_cmap(cmap, *, name):
37 # wrap matplotlib.cm API, use non-deprecated API when available
38 if MPL_VERSION >= Version("3.5"):

File ~/opt/anaconda3/lib/python3.9/site-packages/packaging/version.py:196, in Version.__init__(self, version)
185 """Initialize a Version object.
186
187 :param version:
(...)
192 exception will be raised.
193 """
195 # Validate the version and parse it into pieces
--> 196 match = self._regex.search(version)
197 if not match:
198 raise InvalidVersion(f"Invalid version: '{version}'")

TypeError: expected string or bytes-like object

在所示的 Python 3.9 Anaconda 环境中重现导入失败，然后检查 cmocean/cm.py 中 MPL_VERSION 赋值和 matplotlib 版本查找附近的代码。对于相关的 matplotlib 安装，导入 cmocean 不再引发所报告的 TypeError 即表示完成。

由索引模型根据 Issue 内容生成。