pyerrors/tests/io_test.py

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import pyerrors.obs as pe
import pyerrors.input.json as jsonio
import numpy as np
import os
def test_jsonio():
o = pe.pseudo_Obs(1.0, .2, 'one')
o2 = pe.pseudo_Obs(0.5, .1, 'two|r1')
o3 = pe.pseudo_Obs(0.5, .1, 'two|r2')
o4 = pe.merge_obs([o2, o3])
otag = 'This has been merged!'
o4.tag = otag
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do = o - .2 * o4
do.tag = {'A': 2}
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o5 = pe.pseudo_Obs(0.8, .1, 'two|r2')
o5.tag = 2*otag
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testl = [o3, o5]
arr = np.array([o3, o5])
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mat = np.array([[pe.pseudo_Obs(1.0, .1, 'mat'), pe.pseudo_Obs(0.3, .1, 'mat')], [pe.pseudo_Obs(0.2, .1, 'mat'), pe.pseudo_Obs(2.0, .4, 'mat')]])
mat[0][1].tag = ['This', 'is', 2, None]
mat[1][0].tag = '{testt}'
mat[1][1].tag = '[tag]'
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tt1 = pe.Obs([np.random.rand(100)], ['t|r1'], idl=[range(2, 202, 2)])
tt2 = pe.Obs([np.random.rand(100)], ['t|r2'], idl=[range(2, 202, 2)])
tt3 = pe.Obs([np.random.rand(102)], ['qe'])
tt = tt1 + tt2 + tt3
tt.tag = 'Test Obs: Ä'
ol = [o4, do, testl, mat, arr, np.array([o]), np.array([tt, tt]), [tt, tt]]
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fname = 'test_rw'
jsonio.dump_to_json(ol, fname, indent=1, description='[I am a tricky description]')
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rl = jsonio.load_json(fname)
os.remove(fname + '.json.gz')
for i in range(len(rl)):
if isinstance(ol[i], pe.Obs):
o = ol[i] - rl[i]
assert(o.is_zero())
assert(ol[i].tag == rl[i].tag)
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or1 = np.ravel(ol[i])
or2 = np.ravel(rl[i])
for j in range(len(or1)):
o = or1[j] - or2[j]
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assert(o.is_zero())
description = {'I': {'Am': {'a': 'nested dictionary!'}}}
jsonio.dump_to_json(ol, fname, indent=0, gz=False, description=description)
rl = jsonio.load_json(fname, gz=False, full_output=True)
assert(description == rl['description'])
os.remove(fname + '.json')