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Showing posts with the label Pytables

How Can The Shape Of A Pytables Table Column Be Defined By A Variable?

I'm trying to create an IsDescription subclass, so that I can define the structure of a table I… Read more How Can The Shape Of A Pytables Table Column Be Defined By A Variable?

Indexing And Data Columns In Pandas/pytables

http://pandas.pydata.org/pandas-docs/stable/io.html#indexing I'm really confused about this con… Read more Indexing And Data Columns In Pandas/pytables

Opening A Corrupted Pytables Hdf5 File

I am hoping for some help in opening a corrupted HDF5 file. I am accessing PyTables via Pandas, but… Read more Opening A Corrupted Pytables Hdf5 File

Argsort On A Pytables' Array

I have a problem with NumPy's argsort. It creates an int64 array of the length of the input arr… Read more Argsort On A Pytables' Array

Using Pytables, Which Is More Efficient: Scipy.sparse Or Numpy Dense Matrix?

When using pytables, there's no support (as far as I can tell) for the scipy.sparse matrix form… Read more Using Pytables, Which Is More Efficient: Scipy.sparse Or Numpy Dense Matrix?

Typeerror: Read_hdf() Takes Exactly 2 Arguments (1 Given)

How to open a HDF5 file with pandas.read_hdf when the keys are not known? from pandas.io.pytables … Read more Typeerror: Read_hdf() Takes Exactly 2 Arguments (1 Given)

Pytables 2.3.1 With Python 2.5 On Windows: Error - Could Not Find A Local Hdf5 Installation

I'm trying to install PyTables 2.3.1 on Windows XP with Python 2.5. I'm getting the followi… Read more Pytables 2.3.1 With Python 2.5 On Windows: Error - Could Not Find A Local Hdf5 Installation

How Can I Solve This 3d Regular Grid Interpolation Problem

I am a new python user. I have a h5 file, which is a snapshot of gravitational potential at a fixed… Read more How Can I Solve This 3d Regular Grid Interpolation Problem