Augment/convert h5ad for zellkonverter pr 86

gistfile1.py

import numpy as np
import pandas as pd
import anndata as ad

adata = ad.read_h5ad("/home/jack/src/zellkonverter/inst/extdata/krumsiek11.h5ad")

# add float column to colData/obs
adata.obs['dummy_num'] = 42.42

# float column with NA
adata.obs['dummy_num2'] = adata.obs['dummy_num']
adata.obs['dummy_num2'][0] = float('nan')

# int column
adata.obs['dummy_int'] = np.arange(adata.shape[0])

# int column with NA
adata.obs['dummy_int2'] = pd.array([None] + [42] * (adata.shape[0] - 1))

# bool column
adata.obs['dummy_bool'] = True
adata.obs['dummy_bool'][0] = False

# bool column with NA
adata.obs['dummy_bool2'] = pd.array([False, None] + [True] * (adata.shape[0] - 2))

# also add some entries to the metadata/uns
adata.uns['dummy_category'] = pd.array(['a', 'b', None], dtype='category')

adata.uns['dummy_bool'] = [True, True, False]
adata.uns['dummy_bool2'] = pd.array([True, False, None])

adata.uns['dummy_int'] = [1,2,3]
adata.uns['dummy_int2'] = pd.array([1,2,None])

adata.write("/home/jack/src/zellkonverter/inst/extdata/krumsiek11_augmented_v0-8.h5ad")