def compute(self):
in_dataset = self.getInputFromPort('in_dataset')
method = self.getInputFromPort('method')
self.positional_args = [(method, 0, 'raw'), ]
self.keyword_args = {}
if len(method.split(',')) > 1:
agg_constraint = "".join(method.split(','))
else:
agg_constraint = method
new_constraints_for_output = set([Constraint('timeagg_info', [agg_constraint]),
Constraint('suffix', ['nc']),
])
this_process = ProcessUnit([in_dataset],
self.out_pattern,
self.command,
new_constraints_for_output,
execution_options=self._execution_options,
positional_args=self.positional_args,
cons_keywords=self.keyword_args)
try:
this_process.execute(simulate=configuration.simulate_execution)
except Exception as e:
raise vistrails_module.ModuleError(self, repr(e))
process_output = this_process.file_creator
self.setResult('out_dataset', process_output)
def compute(self):
# Required input
in_dataset = self.getInputFromPort("in_dataset")
new_cons = set([Constraint('extra_info', ['nino34']),
Constraint('latsouth_info', ['5S']),
Constraint('latnorth_info', ['5N']),
Constraint('latagg_info', ['fldavg']),
Constraint('lonwest_info', ['190E']),
Constraint('loneast_info', ['240E']),
Constraint('lonagg_info', ['fldavg']),
Constraint('leveltop_info', ['surface']),
Constraint('levelbottom_info', ['surface']),
Constraint('anomaly_info', ['anom']),
])
# Execute the process.
this_process = ProcessUnit([in_dataset],
self.out_pattern,
self.command,
new_cons,
positional_args=self.positional_args,
execution_options=self._execution_options)
try:
this_process.execute(simulate=configuration.simulate_execution)
except subprocess.CalledProcessError as e:
raise vistrails_module.ModuleError(self, e.output)
except Exception as e:
raise vistrails_module.ModuleError(self, repr(e))
process_output = this_process.file_creator
self.setResult('out_dataset', process_output)
def compute(self):
in_dataset1 = self.getInputFromPort('in_dataset1')
in_dataset2 = self.getInputFromPort('in_dataset2')
operation = self.getInputFromPort('operation')
self.positional_args = [
(operation, 0, 'raw'),
]
self.keyword_args = {}
new_constraints_for_output = set([
Constraint('extra_info', [operation]),
Constraint('suffix', ['nc']),
])
this_process = ProcessUnit([in_dataset1, in_dataset2],
self.out_pattern,
self.command,
new_constraints_for_output,
execution_options=self._execution_options,
positional_args=self.positional_args,
cons_keywords=self.keyword_args,
merge_output=['model', 'institute'])
try:
this_process.execute(simulate=configuration.simulate_execution)
except Exception as e:
raise vistrails_module.ModuleError(self, repr(e))
process_output = this_process.file_creator
self.setResult('out_dataset', process_output)
def testEquality(self):
""" Test that two constraints compare as equal. """
constraint_1 = Constraint('model', ['ACCESS1-0'])
constraint_2 = Constraint('model', ['ACCESS1-0'])
constraint_3 = Constraint('variable', ['tas', 'pr'])
constraint_4 = Constraint('variable', ['pr', 'tas'])
self.assertEqual(constraint_1, constraint_2)
self.assertEqual(constraint_3, constraint_4)
def test_positionalargs_4(self):
""" Test that positional arguments work if multiple extra constraints found only in the output are added. """
extra_cons = set([Constraint('animal', ['moose', 'kangaroo']),
Constraint('colour', ['blue'])])
the_process_unit = ProcessUnit([self.a_pattern_ds], '/another/%file%/%pattern%_%animal%_%colour%.txt',
'echo', extra_constraints=extra_cons,
positional_args=[('animal', 0), ('colour', 1)])
ds_result = the_process_unit.execute(simulate=True)
expected_string = self.script_header + 'mkdir -p /another/file_1\necho moose blue test_file1 /another/file_1/pattern_1_moose_blue.txt\necho kangaroo blue test_file1 /another/file_1/pattern_1_kangaroo_blue.txt\n'
self.assertEqual(expected_string, the_process_unit.scheduler.job.to_str())
def compute(self):
# Required input
in_dataset = self.getInputFromPort("in_dataset")
# Set up the output command for this module, adding extra options.
positional_args = []
anom_label = 'anom-wrt-all'
arg_number = 0
try:
clim_bounds = self.getInputFromPort('clim_bounds')
positional_args += [('-b', arg_number, 'raw'),
(clim_bounds, arg_number + 1, 'raw')]
start_date, end_date = clim_bounds.split(',')
anom_label = 'anom-wrt-' + start_date + '-' + end_date
arg_number += 2
except vistrails_module.ModuleError as e:
pass
try:
timescale = self.getInputFromPort('timescale')
positional_args += [('-t', arg_number, 'raw'),
(timescale, arg_number + 1, 'raw')]
anom_label = timescale + anom_label
except vistrails_module.ModuleError as e:
pass
cons_for_output = set([
Constraint('suffix', ['nc']),
Constraint('anomaly_info', [anom_label])
])
# Execute the process.
this_process = ProcessUnit([in_dataset],
self.out_pattern,
self.command,
cons_for_output,
positional_args=positional_args,
execution_options=self._execution_options)
try:
this_process.execute(simulate=configuration.simulate_execution)
except Exception as e:
raise vistrails_module.ModuleError(self, repr(e))
process_output = this_process.file_creator
self.setResult('out_dataset', process_output)
def setUp(self):
self.mock_file_pattern = '/fake/%colour%_%animal%.txt'
self.mock_regex = '^/fake/(?P<colour>.+?)_(?P<animal>.+?)\\.txt$'
self.fake_constraints = set([
Constraint('colour', ['green', 'blue', 'red', 'purple']),
Constraint('animal', ['kangaroo', 'echidna'])
])
# Create a mock set of files to avoid hitting the file system.
self.mock_file_list = [
'/fake/green_echidna.txt', '/fake/blue_kangaroo.txt',
'/fake/red_kangaroo.txt', '/fake/purple_kangaroo.txt'
]
def apply_mappings(self, constraints):
module_logger.debug("Before applying mappings, output_constraints are: {}"
.format(constraints))
to_remove = []
for map_name, map_spec in self.map_dict.items():
# First update the outputs with values from the input.
found_con = self.inputlist[map_spec[1]].get_constraint(map_spec[0])
constraints.add(Constraint(map_name, found_con.values))
# Remove the empty constraint.
constraints.remove(Constraint(map_name, []))
# Update the subsets dictionary for the input.
# this will fail for a FileCreator.
try:
for value in found_con.values:
module_logger.debug("Updating subsets for {}: {}"
.format(map_name, value))
found_files = self.inputlist[map_spec[1]].get_files({found_con.key: value})
module_logger.debug("Found files are: {}".format(found_files))
self.inputlist[map_spec[1]].subsets[map_name][value] = [file_ob.full_path
for file_ob in found_files]
except AttributeError:
pass
# Added the mapped constraint to the input self.cons_names
self.inputlist[map_spec[1]].cons_names.append(map_name)
# Removed the now obsolete constraint.
self.inputlist[map_spec[1]].cons_names.remove(map_spec[0])
# Now alter the valid combinations of the input.
fixed_combinations = set([])
for combination in self.inputlist[map_spec[1]].valid_combinations:
module_logger.debug("Original combination is: {}".format(combination))
new_list = []
for constraint in combination:
if constraint.key == map_spec[0]:
new_list.append(Constraint(map_name, constraint.values))
new_list.append(constraint)
module_logger.debug("New combination is: {}".format(new_list))
fixed_combinations.add(frozenset(new_list))
self.inputlist[map_spec[1]].valid_combinations = fixed_combinations
module_logger.debug("After applying mappings, output_constraints are: {}"
.format(constraints))
return constraints
def compute(self):
logger.debug('compute() ...')
#in_string = self.getInputFromPort('constraint_string')
# ds = dsMain(verbose=True) # launch the GUI; wait for user selections
ds = dsMain(verbose=False) # launch the GUI; wait for user selections
# We want to wait here until the user clicks the "Done" button; how do we do that?
logger.debug('ds = %s' % ds)
in_string = ds.getConstraintString()
logger.debug('in_string = %s' % in_string)
output_cons = []
if len(in_string) > 0:
split_strings = in_string.split(';')
logger.debug('split_strings = %s' % split_strings)
for cons_string in split_strings:
logger.debug('cons_string = %s' % cons_string)
constraint_list = cons_string.split('=')
logger.debug('constraint_list = %s' % constraint_list)
key = constraint_list[0].strip()
logger.debug('key = %s' % key)
raw_values = [val for val in constraint_list[1].split(',')]
final_values = [
val_string.strip() for val_string in raw_values
]
output_cons.append(Constraint(key, final_values))
logger.debug('output_cons = %s' % output_cons)
self.setResult('constraint_set', output_cons)
def compute(self):
# Determine file path
patterns = self.get_filepath_patterns()
logger.debug('Using pattern %s' % patterns)
# Create constraints
constraints = [
Constraint(attribute, [values])
for attribute, values in self.constraints.iteritems()
]
# Add user contraints
user_constraints = self.getInputFromPort("added_constraints")
if user_constraints:
constraints.extend(user_constraints)
else:
raise ModuleError(
self,
"No constraints set on DataSet - you can not run a workflow on the entire DataSet"
)
# Create dataset based on file search path and contraints
dataset = PatternDataSet(patterns, constraints)
if not dataset.files:
error_string = "No files found for this dataset with constraints: {}".format(
constraints)
error_string = error_string.replace('],', '],\n')
logger.error(error_string)
raise ModuleError(self, error_string)
self.setResult('out_dataset', dataset)
def test_empty_constraint_overwrite(self):
""" Test that ProcessUnit throw an exception if a constraint is overwritten with nothing."""
extra_con = set([Constraint('fake', [])])
self.assertRaises(EmptyOverwriteError, ProcessUnit, [self.a_pattern_ds], '/%fake%/%file%/%pattern%.txt',
'echo', extra_constraints=extra_con)
def merge_constraints(self, new_constraints):
""" This function adds the constraint values to the constraints from
a pattern.
"""
existing_cons_names = [cons.key for cons in self.constraints]
# Now add the constraints - only if they are in the pattern!
for cons in new_constraints:
if cons.key in existing_cons_names:
self.constraints.add(cons)
attribute_names = [cons.key for cons in self.constraints]
repeated_atts = []
for name in attribute_names:
if attribute_names.count(name) > 1:
repeated_atts.append(name)
to_remove = [
cons for cons in self.constraints if cons.key in repeated_atts
]
new_cons_dict = {}
for cons in to_remove:
new_cons_dict[cons.key] = set([])
for cons in to_remove:
new_cons_dict[cons.key] = new_cons_dict[cons.key].union(
cons.values)
self.constraints.remove(cons)
for key in new_cons_dict:
self.constraints.add(Constraint(key, new_cons_dict[key]))
def compute(self):
# Required input
future_dataset = self.getInputFromPort("future_dataset")
baseline_dataset = self.getInputFromPort("baseline_dataset")
# Execute the process.
new_constraints = [Constraint('change_type', ['abs-change'])]
this_process = ProcessUnit(
[future_dataset, baseline_dataset],
self.out_pattern,
self.command,
extra_constraints=new_constraints,
execution_options=self._execution_options,
map_dict={
'fut_start': ('year_start', 0),
'fut_end': ('year_end', 0),
'hist_start': ('year_start', 1),
'hist_end': ('year_end', 1)
})
try:
this_process.execute(simulate=configuration.simulate_execution)
except Exception as e:
raise vistrails_module.ModuleError(self, e.output)
process_output = this_process.file_creator
self.setResult('out_dataset', process_output)
def test_files_method(self):
''' A file creator .files method should only return files that are valid combinations exist. '''
cons_set = set([
Constraint('model', ['ACCESS1-0', 'ACCESS1-3']),
Constraint('experiment', ['rcp45', 'rcp85'])
])
this_file_creator = FileCreator(
"/a/fake/pattern/%model%_%experiment%.nc",
extra_constraints=cons_set)
# Now tell the file creator which files are real!
# ACCESS1-3 has no rcp85 experiment in this case.
file_1 = this_file_creator.get_files(
{
'model': 'ACCESS1-0',
'experiment': 'rcp45'
},
check=False,
update=True)
file_2 = this_file_creator.get_files(
{
'model': 'ACCESS1-0',
'experiment': 'rcp85'
},
check=False,
update=True)
file_3 = this_file_creator.get_files(
{
'model': 'ACCESS1-3',
'experiment': 'rcp45'
},
check=False,
update=True)
# Ensure that the FileCreator has returned a file
# for each combination.
for file_thing in [file_1, file_2, file_3]:
self.assertTrue(file_thing)
all_files = [file_thing for file_thing in this_file_creator.files]
# There should only be 3 valid file combinations returned.
self.assertEqual(len(all_files), 3)
def compute(self):
in_dataset = self.getInputFromPort('in_dataset')
method = self.getInputFromPort('method')
seas_list = {'mon': 'ymon', 'seas': 'yseas', 'ann': 'tim'}
### loop over seas_list to generate all 3 season files ###
for seas in seas_list.keys():
self.positional_args = [
('%s%s' % (seas_list[seas], method), 0, 'raw'),
]
self.keyword_args = {}
if len(method.split(',')) > 1:
agg_constraint = "".join(method.split(','))
else:
agg_constraint = method
new_constraints_for_output = set([
Constraint(
'timeagg_info',
['%s%s' % (seas_list[seas], method)],
),
Constraint('suffix', ['nc']),
])
this_process = ProcessUnit(
[in_dataset],
self.out_pattern,
self.command,
new_constraints_for_output,
execution_options=self._execution_options,
positional_args=self.positional_args,
cons_keywords=self.keyword_args)
try:
this_process.execute(simulate=configuration.simulate_execution)
except Exception as e:
raise vistrails_module.ModuleError(self, repr(e))
process_output = this_process.file_creator
self.setResult('out_dataset_%s' % seas, process_output)
def test_iteration(self):
""" Test that you can iterate through values in a Constraint. """
new_constraint = Constraint('things',
['this', 'that', 'something_else'])
out_vals = [out for out in new_constraint]
expected_outs = [('things', 'this'), ('things', 'that'),
('things', 'something_else')]
self.assertItemsEqual(expected_outs, out_vals)
def test_badconstraints(self):
""" Constructing a PatternDataset with constraints that don't exist should fail. """
# Misspelled constraint.
test_cons = set([Constraint('modell', 'ACCESS1-0')])
self.assertRaises(ConstraintNotFoundError,
PatternDataSet,
"/not/real/pattern/%model%.nc",
constraint_set=test_cons)
def test_build_glob_patterns(self):
""" When constraints are given in the constructor, restrict the patterns on the fs to glob. """
given_cons = set([Constraint('colour', ['pink', 'green'])])
pattern_ds = PatternDataSet(self.mock_file_pattern, given_cons)
expected_patterns = ['/fake/pink_*.txt', '/fake/green_*.txt']
self.assertItemsEqual(pattern_ds.glob_patterns, expected_patterns)
def test_overwrite_constraints(self):
""" Test to ensure that Constraints are correctly overwritten when data is processed. """
extra_cons = set([
Constraint('extras', ['other_things']),
Constraint('fake', ['OVERWRITE'])
])
a_process_unit = ProcessUnit(
[self.a_pattern_ds],
"/foo/%fake%/%file%/%pattern%_%extras%.txt",
"echo",
extra_constraints=extra_cons)
output_ds = a_process_unit.execute(simulate=True)
expected_cons = set([
Constraint('extras', ['other_things']),
Constraint('fake', ['OVERWRITE']),
Constraint('file', ['file_1']),
Constraint('pattern', ['pattern_1'])
])
self.assertEqual(expected_cons, output_ds.constraints)
expected_string = self.script_header + "mkdir -p /foo/OVERWRITE/file_1\necho /a/fake_1/file_1/pattern_1 /foo/OVERWRITE/file_1/pattern_1_other_things.txt\n"
self.assertEqual(expected_string,
a_process_unit.scheduler.job.to_str())
def compute(self):
in_dataset = self.getInputFromPort('in_dataset')
method = self.getInputFromPort('method')
grid = self.getInputFromPort('grid')
self.positional_args = [
(method, 0, 'raw'),
(grid, 1, 'raw'),
]
self.keyword_args = {}
grid = grid.split('/')[-1]
if len(grid.split('.')
) > 1: # i.e. a weights file as opposed to pre-defined grid
grid_constraint = method + '-' + grid.split('.')[0]
else:
grid_constraint = method + '-' + grid
new_constraints_for_output = set([
Constraint('grid_info', [grid_constraint]),
Constraint('suffix', ['nc']),
])
this_process = ProcessUnit([in_dataset],
self.out_pattern,
self.command,
new_constraints_for_output,
execution_options=self._execution_options,
positional_args=self.positional_args,
cons_keywords=self.keyword_args)
try:
this_process.execute(simulate=configuration.simulate_execution)
except Exception as e:
raise vistrails_module.ModuleError(self, repr(e))
process_output = this_process.file_creator
self.setResult('out_dataset', process_output)
def test_add_then_overwrite(self):
""" Test to make sure that adding and then overwriting constraints in later process units works. """
extra_con = set([Constraint('an_extra', ['new_value'])])
a_process_unit = ProcessUnit([self.a_pattern_ds],
"/%fake%/%file%/%pattern%/%an_extra%.txt",
"echo",
extra_constraints=extra_con)
first_output = a_process_unit.execute(simulate=True)
# Now make a new output with an new value of %pattern%.
new_process_unit = ProcessUnit(
[first_output],
"/%fake%/%file%/%pattern%/%an_extra%.txt",
"echo",
extra_constraints=set(
[Constraint('pattern', ['OVERWRITE_PATTERN'])]))
new_process_unit.execute(simulate=True)
expected_string = self.script_header + "mkdir -p /fake_1/file_1/OVERWRITE_PATTERN\necho /fake_1/file_1/pattern_1/new_value.txt /fake_1/file_1/OVERWRITE_PATTERN/new_value.txt\n"
self.assertEqual(expected_string,
new_process_unit.scheduler.job.to_str())
def constraints_from_pattern(pattern_string):
""" This function builds a set of constraint objects from
an output pattern.
"""
regex_pattern = r"%(\S+?)%"
attribute_names = re.findall(regex_pattern, pattern_string)
constraint_list = [Constraint(att_name, [])
for att_name in attribute_names]
return set(constraint_list)
def compute(self):
in_dataset1 = self.getInputFromPort('in_dataset1')
in_dataset2 = self.getInputFromPort('in_dataset2')
self.positional_args = []
self.keyword_args = {}
new_constraints_for_output = set([
Constraint('extra_info', ['timcor']),
Constraint('suffix', ['nc']),
])
merge_val = self.getInputFromPort('merge_constraints')
if merge_val:
extra_merge = [
cons_name.strip() for cons_name in merge_val.split(',')
]
else:
extra_merge = []
this_process = ProcessUnit([in_dataset1, in_dataset2],
self.out_pattern,
self.command,
new_constraints_for_output,
execution_options=self._execution_options,
positional_args=self.positional_args,
cons_keywords=self.keyword_args,
merge_output=extra_merge)
try:
this_process.execute(simulate=configuration.simulate_execution)
except Exception as e:
raise vistrails_module.ModuleError(self, repr(e))
process_output = this_process.file_creator
self.setResult('out_dataset', process_output)
def compute(self):
cons_list = [
'model', 'experiment', 'variable', 'season_number', 'region'
]
in_cons = set([
Constraint(cons_name, [self.getInputFromPort(cons_name)])
for cons_name in cons_list if self.getInputFromPort(cons_name)
])
file_pattern = "/home/548/teb548/cod/CMIP5_v2/%model%_%experiment%/%region%/%variable%/season_%season_number%/rawfield_analog_%season_number%"
output_ds = PatternDataSet(file_pattern, in_cons)
self.setResult('out_dataset', output_ds)
def setUp(self):
# This creates a mock pattern dataset that returns a single file.
test_cons = set([Constraint('fake', ['fake_1']),
Constraint('file', ['file_1']),
Constraint('pattern', ['pattern_1'])])
self.a_pattern_ds = PatternDataSet('/a/%fake%/%file%/%pattern%',
constraint_set=test_cons)
# Mock the get_files method - we will only return a single, mock file object.
mock_file = mock.MagicMock()
mock_file.full_path = 'test_file1'
mock_file.__str__.return_value = 'test_file1'
mock_file.all_atts = {"fake": "fake_1",
"file": "file_1",
"pattern": "pattern_1"}
self.a_pattern_ds.get_files = mock.Mock(return_value=[mock_file])
# Create a valid set of contraints for the mock.
self.a_pattern_ds.valid_combinations = set([frozenset(test_cons)])
# Constant header for the job scripts.
self.script_header = "#!/bin/sh\nset -e\n\nmodule purge\nexport CWSL_CTOOLS={}\nexport PYTHONPATH=$PYTHONPATH:{}/pythonlib\n"\
.format(configuration.cwsl_ctools_path, configuration.cwsl_ctools_path)
def compute(self):
cons_list = [
'model', 'experiment', 'variable', 'season_number', 'region'
]
in_cons = set([
Constraint(cons_name, [self.getInputFromPort(cons_name)])
for cons_name in cons_list if self.getInputFromPort(cons_name)
])
file_pattern = "/g/data/ua6/CAWCR_CVC_processed/staging/users/CWSL/SDM/COD/CMIP5_v2/%model%_%experiment%/%region%/%variable%/season_%season_number%/rawfield_analog_%season_number%"
output_ds = PatternDataSet(file_pattern, in_cons)
self.setResult('out_dataset', output_ds)
def test_positionalargs_3(self):
""" Test that positional arguments work if the constraint is part of the output only. """
extra_cons = set([Constraint('animal', ['moose', 'kangaroo'])])
the_process_unit = ProcessUnit([self.a_pattern_ds], '/another/%file%/%pattern%_%animal%.txt',
'echo', extra_constraints=extra_cons,
positional_args=[('animal', 0)])
ds_result = the_process_unit.execute(simulate=True)
outfiles = [file_thing for file_thing in ds_result.files]
self.assertEqual(len(outfiles), 2)
expected_string = self.script_header + 'mkdir -p /another/file_1\necho moose test_file1 /another/file_1/pattern_1_moose.txt\necho kangaroo test_file1 /another/file_1/pattern_1_kangaroo.txt\n'
self.assertEqual(expected_string, the_process_unit.scheduler.job.to_str())
def compute(self):
output_cons = []
con_names = [
'model', 'realm', 'variable', 'experiment', 'mip_table',
'institute', 'ensemble', 'frequency'
]
for con_name in con_names:
con_values = self.getInputFromPort(con_name)
if con_values:
val_list = con_values.split(',')
final_vals = [val.strip() for val in val_list]
output_cons.append(Constraint(con_name, final_vals))
self.setResult('constraint_set', output_cons)
def compute(self):
in_string = self.getInputFromPort('constraint_string')
output_cons = []
split_strings = in_string.split(';')
for cons_string in split_strings:
constraint_list = cons_string.split('=')
key = constraint_list[0].strip()
raw_values = [val for val in constraint_list[1].split(',')]
final_values = [val_string.strip() for val_string in raw_values]
output_cons.append(Constraint(key, final_values))
self.setResult('constraint_set', output_cons)
def climate_file_from_combination(self, keys, next_combination, check,
update):
""" Make a possible output MetaFile object from
a combination of attributes.
"""
# Turn the combination tuple into a dictionary with
# attribute names.
sub_dict = {}
cons_list = []
for key, value in zip(keys, next_combination):
sub_dict[key] = value
cons_list.append(Constraint(key, [value]))
new_file = self.output_pattern
for key in sub_dict:
att_sub = "%" + key + "%"
new_file = re.sub(att_sub, sub_dict[key], new_file)
new_path = os.path.dirname(new_file)
file_name = os.path.basename(new_file)
new_climate_file = MetaFile(path_dir=new_path,
filename=file_name,
all_atts=sub_dict)
if check:
# Check that this combination is valid for the FileCreator
# If it is not, return None.
module_logger.debug("Checking cons_list: {}".format(cons_list))
if frozenset(cons_list) not in self.valid_combinations:
module_logger.debug(
"This combination: {0} is not found in {1}".format(
cons_list, self.valid_combinations))
return None
if update:
# Add the hash to the 'valid_hashes' set.
file_hash = hash(new_climate_file)
self.valid_hashes.add(file_hash)
self.valid_combinations.add(frozenset(cons_list))
module_logger.debug(
"Returning climate file: {}".format(new_climate_file))
return new_climate_file