Installation problem in colab

[duboism]

The current notebook doesn't run in Google Colab.

This is caused by an error when installing packages in cell 2:

━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ 51.0/51.0 kB 2.6 MB/s eta 0:00:00
  Preparing metadata (setup.py) ... done
   ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ 1.4/1.4 MB 56.3 MB/s eta 0:00:00
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   ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ 45.2/45.2 kB 2.8 MB/s eta 0:00:00
   ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ 131.1/131.1 kB 9.9 MB/s eta 0:00:00
   ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ 4.5/4.5 MB 100.5 MB/s eta 0:00:00
  Building wheel for ligo-segments (setup.py) ... done
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.
pyopenssl 24.2.1 requires cryptography<44,>=41.0.5, but you have cryptography 46.0.3 which is incompatible.
pydrive2 1.21.3 requires cryptography<44, but you have cryptography 46.0.3 which is incompatible.
     ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ 61.0/61.0 kB 3.9 MB/s eta 0:00:00
   ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ 11.6/11.6 MB 100.6 MB/s eta 0:00:00
   ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ 18.0/18.0 MB 84.6 MB/s eta 0:00:00
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.
pytensor 2.35.1 requires numpy>=2.0, but you have numpy 1.26.4 which is incompatible.
thinc 8.3.6 requires numpy<3.0.0,>=2.0.0, but you have numpy 1.26.4 which is incompatible.
arviz 0.22.0 requires matplotlib>=3.8, but you have matplotlib 3.7.3 which is incompatible.
opencv-python 4.12.0.88 requires numpy<2.3.0,>=2; python_version >= "3.9", but you have numpy 1.26.4 which is incompatible.
plotnine 0.14.5 requires matplotlib>=3.8.0, but you have matplotlib 3.7.3 which is incompatible.
jaxlib 0.7.2 requires numpy>=2.0, but you have numpy 1.26.4 which is incompatible.
jax 0.7.2 requires numpy>=2.0, but you have numpy 1.26.4 which is incompatible.
opencv-python-headless 4.12.0.88 requires numpy<2.3.0,>=2; python_version >= "3.9", but you have numpy 1.26.4 which is incompatible.
opencv-contrib-python 4.12.0.88 requires numpy<2.3.0,>=2; python_version >= "3.9", but you have numpy 1.26.4 which is incompatible.
   ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ 10.3/10.3 MB 103.1 MB/s eta 0:00:00

---------------------------------------------------------------------------

ModuleNotFoundError                       Traceback (most recent call last)

[/tmp/ipython-input-779156041.py](https://localhost:8080/#) in <cell line: 0>()
      5 try:
----> 6     from gwpy.timeseries import TimeSeries
      7 except:

ModuleNotFoundError: No module named 'gwpy'


During handling of the above exception, another exception occurred:

ModuleNotFoundError                       Traceback (most recent call last)

16 frames

[/usr/local/lib/python3.12/dist-packages/numpy/__init__.py](https://localhost:8080/#) in __getattr__(attr)
    365                 raise AssertionError()
    366         except AssertionError:
--> 367             msg = ("The current Numpy installation ({!r}) fails to "
    368                    "pass simple sanity checks. This can be caused for example "
    369                    "by incorrect BLAS library being linked in, or by mixing "

ModuleNotFoundError: No module named 'numpy.char'


---------------------------------------------------------------------------
NOTE: If your import is failing due to a missing package, you can
manually install dependencies using either !pip or !apt.

To view examples of installing some common dependencies, click the
"Open Examples" button below.
---------------------------------------------------------------------------

It seems to be caused by incompatible versions in particular between gwpy and matplotlib.

[duboism]

See #8 for the PR.