class Test_TreeHandler_Regression_Mesquite(unittest.TestCase):
"""Regression: Test that we can parse MESQUITE taxa blocks"""
def setUp(self):
self.nex = NexusReader(
os.path.join(REGRESSION_DIR, 'mesquite_formatted_branches.trees')
)
def test_attributes(self):
assert len(self.nex.trees.attributes) == 2
assert self.nex.trees.attributes[0] == \
"""Title 'Trees from "temp.trees"';"""
assert self.nex.trees.attributes[1] == \
"""LINK Taxa = Untitled_Block_of_Taxa;"""
def test_found_trees(self):
assert self.nex.trees.ntrees == 1
def test_found_taxa(self):
assert len(self.nex.trees.taxa) == 3
assert 'A' in self.nex.trees.taxa
assert 'B' in self.nex.trees.taxa
assert 'C' in self.nex.trees.taxa
def test_was_translated(self):
assert self.nex.trees.was_translated
def test_translation(self):
assert self.nex.trees.translators['1'] == 'A'
assert self.nex.trees.translators['2'] == 'B'
assert self.nex.trees.translators['3'] == 'C'
def test_write(self):
written = self.nex.write()
assert """Title 'Trees from "temp.trees"';""" in written
assert """LINK Taxa = Untitled_Block_of_Taxa;""" in written
class Test_TaxaHandler_Regression_Mesquite(unittest.TestCase):
"""Regression: Test that we can parse MESQUITE taxa blocks"""
def setUp(self):
self.nex = NexusReader(os.path.join(REGRESSION_DIR, 'mesquite_taxa_block.nex'))
def test_taxa_block(self):
for taxon in ['A', 'B', 'C']:
assert taxon in self.nex.taxa
# did we get the right number of taxa in the matrix?
assert self.nex.taxa.ntaxa == len(self.nex.taxa.taxa) == 3
def test_taxa_block_attributes(self):
assert 'taxa' in self.nex.blocks
assert len(self.nex.taxa.attributes) == 1
assert 'TITLE Untitled_Block_of_Taxa;' in self.nex.taxa.attributes
def test_write(self):
expected_patterns = [
'^begin taxa;$',
'^\s+TITLE Untitled_Block_of_Taxa;$',
'^\s+dimensions ntax=3;$',
'^\s+taxlabels$',
"^\s+\[1\] 'A'$",
"^\s+\[2\] 'B'$",
"^\s+\[3\] 'C'$",
'^;$',
'^end;$',
]
written = self.nex.write()
for expected in expected_patterns:
assert re.search(expected, written, re.MULTILINE), 'Expected "%s"' % expected
class Test_TaxaHandler_Regression_Mesquite(unittest.TestCase):
"""Regression: Test that we can parse MESQUITE taxa blocks"""
def setUp(self):
self.nex = NexusReader(
os.path.join(REGRESSION_DIR, 'mesquite_taxa_block.nex'))
def test_taxa_block(self):
for taxon in ['A', 'B', 'C']:
assert taxon in self.nex.taxa
# did we get the right number of taxa in the matrix?
assert self.nex.taxa.ntaxa == len(self.nex.taxa.taxa) == 3
def test_taxa_block_attributes(self):
assert 'taxa' in self.nex.blocks
assert len(self.nex.taxa.attributes) == 1
assert 'TITLE Untitled_Block_of_Taxa;' in self.nex.taxa.attributes
def test_write(self):
expected_patterns = [
'^begin taxa;$',
'^\s+TITLE Untitled_Block_of_Taxa;$',
'^\s+dimensions ntax=3;$',
'^\s+taxlabels$',
"^\s+\[1\] 'A'$",
"^\s+\[2\] 'B'$",
"^\s+\[3\] 'C'$",
'^;$',
'^end;$',
]
written = self.nex.write()
for expected in expected_patterns:
assert re.search(expected, written,
re.MULTILINE), 'Expected "%s"' % expected
class Test_TreeHandler_Regression_Mesquite(unittest.TestCase):
"""Regression: Test that we can parse MESQUITE taxa blocks"""
def setUp(self):
self.nex = NexusReader(
os.path.join(REGRESSION_DIR, 'mesquite_formatted_branches.trees'))
def test_attributes(self):
assert len(self.nex.trees.attributes) == 2
assert self.nex.trees.attributes[
0] == """Title 'Trees from "temp.trees"';"""
assert self.nex.trees.attributes[
1] == """LINK Taxa = Untitled_Block_of_Taxa;"""
def test_found_trees(self):
assert self.nex.trees.ntrees == 1
def test_found_taxa(self):
assert len(self.nex.trees.taxa) == 3
assert 'A' in self.nex.trees.taxa
assert 'B' in self.nex.trees.taxa
assert 'C' in self.nex.trees.taxa
def test_was_translated(self):
assert self.nex.trees.was_translated == True
def test_translation(self):
assert self.nex.trees.translators['1'] == 'A'
assert self.nex.trees.translators['2'] == 'B'
assert self.nex.trees.translators['3'] == 'C'
def test_write(self):
written = self.nex.write()
assert """Title 'Trees from "temp.trees"';""" in written
assert """LINK Taxa = Untitled_Block_of_Taxa;""" in written
class Test_DataHandler_Regression_Mesquite(unittest.TestCase):
"""Regression: Test that we can parse MESQUITE data blocks"""
def setUp(self):
self.nex = NexusReader()
self.nex.read_string("""
#NEXUS
Begin data;
TITLE Untitled_Block_of_Taxa;
LINK Taxa = Untitled_Block_of_Taxa;
Dimensions ntax=2 nchar=2;
Format datatype=standard gap=- symbols="01";
Matrix
Harry 00
Simon 01
;
End;
""")
def test_attributes(self):
assert len(self.nex.data.attributes) == 2
assert self.nex.data.attributes[0] == \
"""TITLE Untitled_Block_of_Taxa;"""
assert self.nex.data.attributes[1] == \
"""LINK Taxa = Untitled_Block_of_Taxa;"""
def test_write(self):
expected_patterns = [
'^begin data;$',
'^\s+TITLE Untitled_Block_of_Taxa;$',
'^\s+LINK Taxa = Untitled_Block_of_Taxa;$',
'^\s+dimensions ntax=2 nchar=2;$',
'^\s+format datatype=standard gap=- symbols="01";$',
"^matrix$",
"^Harry\s+00",
"^Simon\s+01$",
'^\s+;$',
'^end;$',
]
written = self.nex.write()
for expected in expected_patterns:
assert re.search(expected, written, re.MULTILINE), \
'Expected "%s"' % expected
class Test_DataHandler_Regression_Mesquite(unittest.TestCase):
"""Regression: Test that we can parse MESQUITE data blocks"""
def setUp(self):
self.nex = NexusReader()
self.nex.read_string("""
#NEXUS
Begin data;
TITLE something;
Dimensions ntax=2 nchar=2;
Format datatype=standard symbols="01" gap=-;
Matrix
Harry 00
Simon 01
;
End;
""")
def test_attr_find(self):
assert len(self.nex.data.attributes) == 1
def test_write(self):
expected_patterns = [
'^begin data;$',
'^\s+TITLE something;$',
'^\s+dimensions ntax=2 nchar=2;$',
'^\s+format datatype=standard symbols="01" gap=-;$',
"^matrix$",
"^Harry\s+00",
"^Simon\s+01$",
'^\s+;$',
'^end;$',
]
written = self.nex.write()
for expected in expected_patterns:
assert re.search(expected, written,
re.MULTILINE), 'Expected "%s"' % expected
__doc__ = """deinterleave - python-nexus tools v%(version)s
Converts an interleaved nexus to a simple nexus.
""" % {'version': VERSION,}
if __name__ == '__main__':
#set up command-line options
from optparse import OptionParser
parser = OptionParser(usage="usage: %prog fudge.nex output.nex")
options, args = parser.parse_args()
try:
nexusname = args[0]
except IndexError:
print(__doc__)
print("Author: %s\n" % __author__)
parser.print_help()
sys.exit()
try:
newnexus = args[1]
except IndexError:
newnexus = None
nexus = NexusReader(nexusname)
if newnexus is not None:
nexus.write_to_file(newnexus)
print("New nexus written to %s" % newnexus)
else:
print(nexus.write())
class Test_Manipulation_Data(unittest.TestCase):
"""Test the manipulation of data in the NexusReader"""
def setUp(self):
self.nex = NexusReader(os.path.join(EXAMPLE_DIR, 'example.nex'))
def test_add_taxa(self):
assert self.nex.data.ntaxa == 4
self.nex.data.add_taxon('Elvis', ['1', '2'])
assert self.nex.data.ntaxa == 5
assert self.nex.data.matrix['Elvis'] == ['1', '2']
assert 'Elvis' in self.nex.data.taxa
assert 'Elvis' in self.nex.data.matrix
expected_patterns = [
'^begin data;$',
'^\s+dimensions ntax=5 nchar=2;$',
'^\s+format datatype=standard symbols="01" gap=-;$',
'^matrix$',
'^Simon\s+01$',
'^Louise\s+11$',
'^Betty\s+10$',
'^Harry\s+00$',
'^Elvis\s+12$',
'^\s+;$',
'^end;$',
]
written = self.nex.write()
for expected in expected_patterns:
assert re.search(expected, written, re.MULTILINE), 'Expected "%s"' % expected
def test_delete_taxa(self):
assert self.nex.data.ntaxa == 4
self.nex.data.del_taxon('Simon')
assert self.nex.data.ntaxa == 3
assert 'Simon' not in self.nex.data.taxa
assert 'Simon' not in self.nex.data.matrix
expected_patterns = [
'^begin data;$',
'^\s+dimensions ntax=3 nchar=2;$',
'^\s+format datatype=standard symbols="01" gap=-;$',
'^matrix$',
'^Louise\s+11$',
'^Betty\s+10$',
'^Harry\s+00$',
'^\s+;$',
'^end;$',
]
written = self.nex.write()
for expected in expected_patterns:
assert re.search(expected, written, re.MULTILINE), 'Expected "%s"' % expected
# should NOT be here
assert re.search('^Simon\s+01$', written, re.MULTILINE) == None, \
'Expected Taxon "Simon" to be Deleted'
def test_add_character(self):
pass
def test_delete_character(self):
pass
def test_edit_charlabels(self):
pass
# TreeHandler
# self.translators = {}
# self.attributes = []
# self.taxa = []
# self.trees = []
# ntrees
#!/usr/bin/env python
#coding=utf-8
import ete3
from nexus import NexusReader
if __name__ == '__main__':
import argparse
parser = argparse.ArgumentParser(
description='reroots and cleans Michael et al.')
parser.add_argument("input", help='filename')
parser.add_argument("output", help='filename')
args = parser.parse_args()
nex = NexusReader(args.input)
for i, tree in enumerate(nex.trees.trees):
# make tree into newick for ete3
tree = nex.trees.trees[i].split(" = ")[1].strip().lstrip()
tree = tree.replace("[&U]", "") # remove unrooted flag if present
tree = ete3.Tree(tree, format=0)
# reroot
tree.set_outgroup('Mawe')
nex.trees.trees[i] = 'tree tg_%d [&R] = %s' % (i, tree.write(format=5))
with open(args.output, 'w') as out:
out.write(nex.write())
sys.exit("No trees found in found %s!" % nexusname)
if options.quiet is False:
print "%d trees found with %d translated taxa" % (nexus.trees.ntrees, len(nexus.trees.translators))
# Delete trees
if options.deltree:
nexus = run_deltree(options.deltree, nexus, options.quiet)
# Resample trees
if options.resample:
nexus = run_resample(options.resample, nexus, options.quiet)
# Randomly sample trees
if options.random:
nexus = run_random(options.random, nexus, options.quiet)
# remove comments
if options.removecomments:
nexus = run_removecomments(nexus, options.quiet)
# detranslate
if options.detranslate:
nexus = run_detranslate(nexus, options.quiet)
if newnexus is not None:
nexus.write_to_file(newnexus)
if options.quiet is False:
print "New nexus with %d trees written to %s" % (nexus.trees.ntrees, newnexus)
else:
print nexus.write()
def test_write(self):
nex = NexusReader(os.path.join(EXAMPLE_DIR, 'example.trees'))
text = open(os.path.join(EXAMPLE_DIR, 'example.trees')).read()
assert text == nex.write()
class Test_Manipulation_Data(unittest.TestCase):
"""Test the manipulation of data in the NexusReader"""
def setUp(self):
self.nex = NexusReader(os.path.join(EXAMPLE_DIR, 'example.nex'))
def test_add_taxa(self):
assert self.nex.data.ntaxa == 4
self.nex.data.add_taxon('Elvis', ['1', '2'])
assert self.nex.data.ntaxa == 5
assert self.nex.data.matrix['Elvis'] == ['1', '2']
assert 'Elvis' in self.nex.data.taxa
assert 'Elvis' in self.nex.data.matrix
expected_patterns = [
'^begin data;$',
'^\s+dimensions ntax=5 nchar=2;$',
'^\s+format datatype=standard gap=- symbols="012";$',
'^matrix$',
'^Simon\s+01$',
'^Louise\s+11$',
'^Betty\s+10$',
'^Harry\s+00$',
'^Elvis\s+12$',
'^\s+;$',
'^end;$',
]
written = self.nex.write()
for expected in expected_patterns:
assert re.search(expected, written, re.MULTILINE), \
'Expected "%s"' % expected
def test_delete_taxa(self):
assert self.nex.data.ntaxa == 4
self.nex.data.del_taxon('Simon')
assert self.nex.data.ntaxa == 3
assert 'Simon' not in self.nex.data.taxa
assert 'Simon' not in self.nex.data.matrix
expected_patterns = [
'^begin data;$',
'^\s+dimensions ntax=3 nchar=2;$',
'^\s+format datatype=standard gap=- symbols="01";$',
'^matrix$',
'^Louise\s+11$',
'^Betty\s+10$',
'^Harry\s+00$',
'^\s+;$',
'^end;$',
]
written = self.nex.write()
for expected in expected_patterns:
assert re.search(expected, written, re.MULTILINE), \
'Expected "%s"' % expected
# should NOT be here
assert re.search('^Simon\s+01$', written, re.MULTILINE) is None, \
'Expected Taxon "Simon" to be Deleted'
def test_add_character(self):
assert self.nex.data.nchar == 2
for taxon in self.nex.data.matrix:
self.nex.data.matrix[taxon].append('9')
expected_patterns = [
'^begin data;$',
'^\s+dimensions ntax=4 nchar=3;$',
'^\s+format datatype=standard gap=- symbols="019";$',
'^matrix$',
'^Simon\s+019$',
'^Louise\s+119$',
'^Betty\s+109$',
'^Harry\s+009$',
'^\s+;$',
'^end;$',
]
written = self.nex.write()
for expected in expected_patterns:
assert re.search(expected, written, re.MULTILINE), \
'Expected "%s"' % expected
def test_delete_character(self):
assert self.nex.data.nchar == 2
for taxon in self.nex.data.matrix:
self.nex.data.matrix[taxon].pop()
expected_patterns = [
'^begin data;$',
'^\s+dimensions ntax=4 nchar=1;$',
'^\s+format datatype=standard gap=- symbols="01";$',
'^matrix$',
'^Simon\s+0$',
'^Louise\s+1$',
'^Betty\s+1$',
'^Harry\s+0$',
'^\s+;$',
'^end;$',
]
written = self.nex.write()
for expected in expected_patterns:
assert re.search(expected, written, re.MULTILINE), \
'Expected "%s"' % expected
class Test_DataHandler_SimpleNexusFormat(unittest.TestCase):
expected = {
'Harry': ['0', '0'],
'Simon': ['0', '1'],
'Betty': ['1', '0'],
'Louise': ['1', '1'],
}
def setUp(self):
self.nex = NexusReader(os.path.join(EXAMPLE_DIR, 'example.nex'))
def test_block_find(self):
assert 'data' in self.nex.blocks
assert hasattr(self.nex, 'data')
assert self.nex.data == self.nex.data
def test_raw(self):
assert self.nex.data.block == [
'Begin data;', 'Dimensions ntax=4 nchar=2;',
'Format datatype=standard symbols="01" gap=-;', 'Matrix',
'Harry 00', 'Simon 01',
'Betty 10', 'Louise 11', ';'
]
def test_format_string(self):
# did we get the expected tokens in the format string?
expected = {'datatype': 'standard', 'gap': '-', 'symbols': '01'}
for k, v in expected.items():
assert self.nex.data.format[k] == v, \
"%s should equal %s and not %s" % (k, v, self.nex.data.format[k])
# did we get the right number of tokens?
assert len(self.nex.data.format) == len(expected)
def test_taxa(self):
# did we get the right taxa in the matrix?
for taxon in self.expected:
assert taxon in self.nex.data.matrix
# did we get the right number of taxa in the matrix?
assert self.nex.data.ntaxa == len(self.expected) == len(
self.nex.data.taxa)
def test_characters(self):
# did we parse the characters properly?
assert self.nex.data.nchar == 2
for taxon, expected in self.expected.items():
assert self.nex.data.matrix[taxon] == expected
def test_iterable(self):
for taxon, block in self.nex.data:
assert block == self.expected[taxon]
def test_parse_format_line(self):
d = DataHandler()
f = d.parse_format_line('Format datatype=standard symbols="01" gap=-;')
assert f[
'datatype'] == 'standard', "Expected 'standard', but got '%s'" % f[
'datatype']
assert f[
'symbols'] == '01', "Expected '01', but got '%s'" % f['symbols']
assert f['gap'] == '-', "Expected 'gap', but got '%s'" % f['gap']
f = d.parse_format_line(
'FORMAT datatype=RNA missing=? gap=- symbols="ACGU" labels interleave;'
)
assert f['datatype'] == 'rna', "Expected 'rna', but got '%s'" % f[
'datatype']
assert f['missing'] == '?', "Expected '?', but got '%s'" % f['missing']
assert f['gap'] == '-', "Expected '-', but got '%s'" % f['gap']
assert f['symbols'] == 'acgu', "Expected 'acgu', but got '%s'" % f[
'symbols']
assert f[
'labels'] == True, "Expected <True>, but got '%s'" % f['labels']
assert f['interleave'] == True, "Expected <True>, but got '%s'" % f[
'interleave']
def test_write(self):
expected_patterns = [
'^begin data;$',
'^\s+dimensions ntax=4 nchar=2;$',
'^\s+format datatype=standard symbols="01" gap=-;$',
'^matrix$',
'^Simon\s+01$',
'^Louise\s+11$',
'^Betty\s+10$',
'^Harry\s+00$',
'^\s+;$',
'^end;$',
]
written = self.nex.write()
for expected in expected_patterns:
assert re.search(expected, written,
re.MULTILINE), 'Expected "%s"' % expected
def test__load_characters(self):
for site, data in self.nex.data.characters.items():
for taxon, value in data.items():
assert value == self.expected[taxon][site]
def test_get_site(self):
for i in (0, 1):
site_data = self.nex.data.characters[i]
for taxon, value in site_data.items():
assert self.expected[taxon][i] == value
def test_incorrect_dimensions_warnings_ntaxa(self):
nex = NexusReader()
with warnings.catch_warnings(record=True) as w:
nex.read_string("""Begin data;
Dimensions ntax=5 nchar=1;
Format datatype=standard symbols="01" gap=-;
Matrix
Harry 1
;""")
assert len(w) == 1, 'Expected 1 warning, got %r' % w
assert issubclass(w[-1].category, UserWarning)
assert "Expected" in str(w[-1].message)
assert nex.data.nchar == 1
def test_incorrect_dimensions_warnings_nchar(self):
with warnings.catch_warnings(record=True) as w:
nex = NexusReader()
nex.read_string("""Begin data;
Dimensions ntax=1 nchar=5;
Format datatype=standard symbols="01" gap=-;
Matrix
Harry 1
;""")
assert len(w) == 1, 'Expected 1 warning, got %r' % w
assert issubclass(w[-1].category, UserWarning)
assert "Expected" in str(w[-1].message)
assert nex.data.nchar == 1
def test_write(self):
nex = NexusReader(os.path.join(EXAMPLE_DIR, 'example.trees'))
text = open(os.path.join(EXAMPLE_DIR, 'example.trees')).read()
assert text == nex.write()
class Test_DataHandler_CharacterBlockNexusFormat(unittest.TestCase):
def setUp(self):
self.nex = NexusReader(
os.path.join(EXAMPLE_DIR, 'example-characters.nex'))
def test_block_find(self):
assert 'data' in self.nex.blocks
def test_charblock_find(self):
assert hasattr(self.nex.data, 'characters')
def test_taxa(self):
assert self.nex.data.ntaxa == 5
def test_data(self):
assert self.nex.data.nchar == 5
def test_charlabels(self):
assert self.nex.data.charlabels[0] == 'CHAR_A'
assert self.nex.data.charlabels[1] == 'CHAR_B'
assert self.nex.data.charlabels[2] == 'CHAR_C'
assert self.nex.data.charlabels[3] == 'CHAR_D'
assert self.nex.data.charlabels[4] == 'CHAR_E'
def test_label_parsing(self):
assert 'CHAR_A' in self.nex.data.characters
assert 'CHAR_B' in self.nex.data.characters
assert 'CHAR_C' in self.nex.data.characters
assert 'CHAR_D' in self.nex.data.characters
assert 'CHAR_E' in self.nex.data.characters
def test_matrix(self):
for taxon in ("A", "B", "C", "D", "E"):
for index, expected_value in enumerate(("A", "B", "C", "D", "E")):
assert self.nex.data.matrix[taxon][index] == expected_value
def test_characters(self):
for site in ("A", "B", "C", "D", "E"):
# All sites in CHAR_A are state "A", and all in CHAR_B and "B" etc
for t in ("A", "B", "C", "D", "E"):
assert self.nex.data.characters["CHAR_%s" % site][t] == site
def test_write(self):
expected_patterns = [
'^begin data;$',
'^\s+dimensions ntax=5 nchar=5;$',
'^\s+format gap=- missing=\?;$',
'^\s+charstatelabels$',
'^\s+1\s+CHAR_A,$',
'^\s+2\s+CHAR_B,$',
'^\s+3\s+CHAR_C,$',
'^\s+4\s+CHAR_D,$',
'^\s+5\s+CHAR_E$',
'^matrix$',
'^A\s+ABCDE$',
'^B\s+ABCDE$',
'^C\s+ABCDE$',
'^D\s+ABCDE$',
'^E\s+ABCDE$',
'^\s+;$',
'^end;$',
]
written = self.nex.write()
for expected in expected_patterns:
assert re.search(expected, written, re.MULTILINE), \
'Expected "%s"' % expected
print "%d trees found with %d translated taxa" % \
(nexus.trees.ntrees, len(nexus.trees.translators))
# Delete trees
if options.deltree:
nexus = run_deltree(options.deltree, nexus, options.quiet)
# Resample trees
if options.resample:
nexus = run_resample(options.resample, nexus, options.quiet)
# Randomly sample trees
if options.random:
nexus = run_random(options.random, nexus, options.quiet)
# remove comments
if options.removecomments:
nexus = run_removecomments(nexus, options.quiet)
# detranslate
if options.detranslate:
nexus = run_detranslate(nexus, options.quiet)
if newnexus is not None:
nexus.write_to_file(newnexus)
if options.quiet is False:
print "New nexus with %d trees written to %s" % (
nexus.trees.ntrees, newnexus)
else:
print nexus.write()
class Test_Manipulation_Data(unittest.TestCase):
"""Test the manipulation of data in the NexusReader"""
def setUp(self):
self.nex = NexusReader(os.path.join(EXAMPLE_DIR, 'example.nex'))
def test_add_taxa(self):
assert self.nex.data.ntaxa == 4
self.nex.data.add_taxon('Elvis', ['1', '2'])
assert self.nex.data.ntaxa == 5
assert self.nex.data.matrix['Elvis'] == ['1', '2']
assert 'Elvis' in self.nex.data.taxa
assert 'Elvis' in self.nex.data.matrix
expected_patterns = [
'^begin data;$',
'^\s+dimensions ntax=5 nchar=2;$',
'^\s+format datatype=standard symbols="01" gap=-;$',
'^matrix$',
'^Simon\s+01$',
'^Louise\s+11$',
'^Betty\s+10$',
'^Harry\s+00$',
'^Elvis\s+12$',
'^\s+;$',
'^end;$',
]
written = self.nex.write()
for expected in expected_patterns:
assert re.search(expected, written,
re.MULTILINE), 'Expected "%s"' % expected
def test_delete_taxa(self):
assert self.nex.data.ntaxa == 4
self.nex.data.del_taxon('Simon')
assert self.nex.data.ntaxa == 3
assert 'Simon' not in self.nex.data.taxa
assert 'Simon' not in self.nex.data.matrix
expected_patterns = [
'^begin data;$',
'^\s+dimensions ntax=3 nchar=2;$',
'^\s+format datatype=standard symbols="01" gap=-;$',
'^matrix$',
'^Louise\s+11$',
'^Betty\s+10$',
'^Harry\s+00$',
'^\s+;$',
'^end;$',
]
written = self.nex.write()
for expected in expected_patterns:
assert re.search(expected, written,
re.MULTILINE), 'Expected "%s"' % expected
# should NOT be here
assert re.search('^Simon\s+01$', written, re.MULTILINE) == None, \
'Expected Taxon "Simon" to be Deleted'
def test_add_character(self):
pass
def test_delete_character(self):
pass
def test_edit_charlabels(self):
pass
# TreeHandler
# self.translators = {}
# self.attributes = []
# self.taxa = []
# self.trees = []
# ntrees
class Test_DataHandler_SimpleNexusFormat(unittest.TestCase):
expected = {
'Harry': ['0', '0'],
'Simon': ['0', '1'],
'Betty': ['1', '0'],
'Louise': ['1', '1'],
}
def setUp(self):
self.nex = NexusReader(os.path.join(EXAMPLE_DIR, 'example.nex'))
def test_block_find(self):
assert 'data' in self.nex.blocks
assert hasattr(self.nex, 'data')
assert self.nex.data == self.nex.data
def test_raw(self):
assert self.nex.data.block == [
'Begin data;',
'Dimensions ntax=4 nchar=2;',
'Format datatype=standard symbols="01" gap=-;',
'Matrix',
'Harry 00',
'Simon 01',
'Betty 10',
'Louise 11',
';'
]
def test_format_string(self):
# did we get the expected tokens in the format string?
expected = {'datatype': 'standard', 'gap': '-', 'symbols': '01'}
for k, v in expected.items():
assert self.nex.data.format[k] == v, \
"%s should equal %s and not %s" % (k, v, self.nex.data.format[k])
# did we get the right number of tokens?
assert len(self.nex.data.format) == len(expected)
def test_taxa(self):
# did we get the right taxa in the matrix?
for taxon in self.expected:
assert taxon in self.nex.data.matrix
# did we get the right number of taxa in the matrix?
assert self.nex.data.ntaxa == len(self.expected) == len(self.nex.data.taxa)
def test_characters(self):
# did we parse the characters properly?
assert self.nex.data.nchar == 2
for taxon, expected in self.expected.items():
assert self.nex.data.matrix[taxon] == expected
def test_iterable(self):
for taxon, block in self.nex.data:
assert block == self.expected[taxon]
def test_parse_format_line(self):
d = DataHandler()
f = d.parse_format_line('Format datatype=standard symbols="01" gap=-;')
assert f['datatype'] == 'standard', "Expected 'standard', but got '%s'" % f['datatype']
assert f['symbols'] == '01', "Expected '01', but got '%s'" % f['symbols']
assert f['gap'] == '-', "Expected 'gap', but got '%s'" % f['gap']
f = d.parse_format_line('FORMAT datatype=RNA missing=? gap=- symbols="ACGU" labels interleave;')
assert f['datatype'] == 'rna', "Expected 'rna', but got '%s'" % f['datatype']
assert f['missing'] == '?', "Expected '?', but got '%s'" % f['missing']
assert f['gap'] == '-', "Expected '-', but got '%s'" % f['gap']
assert f['symbols'] == 'acgu', "Expected 'acgu', but got '%s'" % f['symbols']
assert f['labels'] == True, "Expected <True>, but got '%s'" % f['labels']
assert f['interleave'] == True, "Expected <True>, but got '%s'" % f['interleave']
def test_write(self):
expected_patterns = [
'^begin data;$',
'^\s+dimensions ntax=4 nchar=2;$',
'^\s+format datatype=standard symbols="01" gap=-;$',
'^matrix$',
'^Simon\s+01$',
'^Louise\s+11$',
'^Betty\s+10$',
'^Harry\s+00$',
'^\s+;$',
'^end;$',
]
written = self.nex.write()
for expected in expected_patterns:
assert re.search(expected, written, re.MULTILINE), 'Expected "%s"' % expected
def test__load_characters(self):
for site, data in self.nex.data.characters.items():
for taxon, value in data.items():
assert value == self.expected[taxon][site]
def test_get_site(self):
for i in (0, 1):
site_data = self.nex.data.characters[i]
for taxon, value in site_data.items():
assert self.expected[taxon][i] == value
def test_incorrect_dimensions_warnings_ntaxa(self):
nex = NexusReader()
with warnings.catch_warnings(record=True) as w:
nex.read_string(
"""Begin data;
Dimensions ntax=5 nchar=1;
Format datatype=standard symbols="01" gap=-;
Matrix
Harry 1
;""")
assert len(w) == 1, 'Expected 1 warning, got %r' % w
assert issubclass(w[-1].category, UserWarning)
assert "Expected" in str(w[-1].message)
assert nex.data.nchar == 1
def test_incorrect_dimensions_warnings_nchar(self):
with warnings.catch_warnings(record=True) as w:
nex = NexusReader()
nex.read_string(
"""Begin data;
Dimensions ntax=1 nchar=5;
Format datatype=standard symbols="01" gap=-;
Matrix
Harry 1
;""")
assert len(w) == 1, 'Expected 1 warning, got %r' % w
assert issubclass(w[-1].category, UserWarning)
assert "Expected" in str(w[-1].message)
assert nex.data.nchar == 1
print("%d trees found with %d translated taxa" %
(nexus.trees.ntrees, len(nexus.trees.translators)))
# Delete trees
if options.deltree:
nexus = run_deltree(options.deltree, nexus, options.quiet)
# Resample trees
if options.resample:
nexus = run_resample(options.resample, nexus, options.quiet)
# Randomly sample trees
if options.random:
nexus = run_random(options.random, nexus, options.quiet)
# remove comments
if options.removecomments:
nexus = run_removecomments(nexus, options.quiet)
# detranslate
if options.detranslate:
nexus = run_detranslate(nexus)
if newnexus is not None:
nexus.write_to_file(newnexus)
if not options.quiet:
print("New nexus with %d trees written to %s" %
(nexus.trees.ntrees, newnexus))
else:
print(nexus.write())
class Test_Manipulation_Data(unittest.TestCase):
"""Test the manipulation of data in the NexusReader"""
def setUp(self):
self.nex = NexusReader(os.path.join(EXAMPLE_DIR, 'example.nex'))
def test_add_taxa(self):
assert self.nex.data.ntaxa == 4
self.nex.data.add_taxon('Elvis', ['1', '2'])
assert self.nex.data.ntaxa == 5
assert self.nex.data.matrix['Elvis'] == ['1', '2']
assert 'Elvis' in self.nex.data.taxa
assert 'Elvis' in self.nex.data.matrix
expected_patterns = [
'^begin data;$',
'^\s+dimensions ntax=5 nchar=2;$',
'^\s+format datatype=standard gap=- symbols="012";$',
'^matrix$',
'^Simon\s+01$',
'^Louise\s+11$',
'^Betty\s+10$',
'^Harry\s+00$',
'^Elvis\s+12$',
'^\s+;$',
'^end;$',
]
written = self.nex.write()
for expected in expected_patterns:
assert re.search(expected, written, re.MULTILINE), \
'Expected "%s"' % expected
def test_delete_taxa(self):
assert self.nex.data.ntaxa == 4
self.nex.data.del_taxon('Simon')
assert self.nex.data.ntaxa == 3
assert 'Simon' not in self.nex.data.taxa
assert 'Simon' not in self.nex.data.matrix
expected_patterns = [
'^begin data;$',
'^\s+dimensions ntax=3 nchar=2;$',
'^\s+format datatype=standard gap=- symbols="01";$',
'^matrix$',
'^Louise\s+11$',
'^Betty\s+10$',
'^Harry\s+00$',
'^\s+;$',
'^end;$',
]
written = self.nex.write()
for expected in expected_patterns:
assert re.search(expected, written, re.MULTILINE), \
'Expected "%s"' % expected
# should NOT be here
assert re.search('^Simon\s+01$', written, re.MULTILINE) is None, \
'Expected Taxon "Simon" to be Deleted'
def test_add_character(self):
assert self.nex.data.nchar == 2
for taxon in self.nex.data.matrix:
self.nex.data.matrix[taxon].append('9')
expected_patterns = [
'^begin data;$',
'^\s+dimensions ntax=4 nchar=3;$',
'^\s+format datatype=standard gap=- symbols="019";$',
'^matrix$',
'^Simon\s+019$',
'^Louise\s+119$',
'^Betty\s+109$',
'^Harry\s+009$',
'^\s+;$',
'^end;$',
]
written = self.nex.write()
for expected in expected_patterns:
assert re.search(expected, written, re.MULTILINE), \
'Expected "%s"' % expected
def test_delete_character(self):
assert self.nex.data.nchar == 2
for taxon in self.nex.data.matrix:
self.nex.data.matrix[taxon].pop()
expected_patterns = [
'^begin data;$',
'^\s+dimensions ntax=4 nchar=1;$',
'^\s+format datatype=standard gap=- symbols="01";$',
'^matrix$',
'^Simon\s+0$',
'^Louise\s+1$',
'^Betty\s+1$',
'^Harry\s+0$',
'^\s+;$',
'^end;$',
]
written = self.nex.write()
for expected in expected_patterns:
assert re.search(expected, written, re.MULTILINE), \
'Expected "%s"' % expected
