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import core.modules
import core.modules.module_registry
from core.modules.vistrails_module import Module, ModuleError
import numpy
class ArrayModule(object):
my_namespace = 'numpy|array'
class NDArray(Module, ArrayModule):
""" Container class for the numpy.ndarray class """
def __init__(self):
Module.__init__(self)
self.array = None
self.names = {}
self.general_name = None
self.domain = ''
self.range = ''
def get_shape(self):
return self.array.shape
# Array Operation
def reshape(self, shape):
self.array.shape = shape
# Array Access
def get_reals(self):
return self.array.real
# Array Access
def get_imaginary(self):
return self.array.imag
# Array Access
def get_max(self):
return self.array.max()
# Array Access
def get_mean(self, axis=None):
return self.array.mean(axis=axis)
# Array Access
def get_min(self):
return self.array.min()
# Array Operation
def cumulative_sum(self):
return self.array.cumsum()
# Array Access
def get_arg_min(self):
return self.array.argmin()
# Array Access
def get_arg_max(self):
return self.array.argmax()
# Array Access
def get_diagonal(self):
return self.array.diagonal()
# Array Naming
def get_name(self, row):
if self.names.has_key(row):
return self.names[row]
else:
return None
# Array Naming
def get_general_name(self):
return self.general_name
# Array Naming
def set_name(self, name, index=False):
self.general_name = name
for i in range(self.array.shape[0]):
if index:
self.names[i] = name + " " + str(i+1)
else:
self.names[i] = name + " " + str(i)
# Array Naming
def set_row_name(self, name, row):
self.names[row] = name
# Array Naming
def clear_names(self):
self.general_name = None
self.names = {}
# Array Naming
def get_domain_name(self):
return self.domain
# Array Naming
def get_range_name(self):
return self.range
# Array Naming
def set_domain_name(self, name):
self.domain = name
# Array Naming
def set_range_name(self, name):
self.range = name
# Array Naming
def clear_domain_name(self):
self.domain = ''
# Array Naming
def clear_range_name(self):
self.range = ''
# Array Operation
def sort_array(self, axis=-1, kind='quicksort', order=None):
return self.array.argsort(axis, kind, order)
# Array Access
def get_array_as_type(self, t):
return self.array.astype(t)
# Array Operation
def swap_bytes(self, view=False):
return self.array.byteswap(view)
# Array Access
def get_conjugate(self):
return self.array.conjugate().copy()
# Array Operation
def cumulative_product(self):
return self.array.cumprod()
# Array Convert
def dump_to_file(self, fn):
self.array.dump(fn)
# Array Convert
def dump_to_string(self):
return self.array.dumps()
# Array Operation
def fill_array(self, val=0.):
self.array.fill(val)
# Array Access
def get_flattened(self):
return self.array.flatten()
# Array Access
def get_field(self, dtype, offset):
return self.array.getfield(dtype, offset)
# Array Access
def get_item(self):
return self.array.item()
# Array Access
def get_mem_size(self):
return self.array.nbytes
# Array Access
def get_num_dims(self):
return self.array.ndim
# Array Access
def get_nonzero_indices(self):
return self.array.nonzero()
# Array Operation
def put(self, indices, values, mode):
self.array.put(indices, values, mode)
# Array Operation
def ravel(self):
return self.array.ravel()
# Array Operation
def resize(self, newshape, refcheck=True, order=False):
return numpy.resize(self.array, newshape, refcheck=refcheck, order=order)
# Array Operation
def round(self, precision=0, out=None):
return self.array.round(precision, out)
# Array Operation
def set_field(self, val, dtype, offset):
self.array.set_field(val, dtype, offset)
# Array Access
def get_num_elements(self):
return self.array.size
# Array Operation
def squeeze(self):
return self.array.squeeze()
# Array Operation
def get_standard_deviation(self, axis=None, dtype=None, out=None):
return self.array.std(axis, dtype, out)
# Array Operation
def get_sum(self):
return self.array.sum()
# Array Operation
def swap_axes(self, axis1, axis2):
return self.array.swapaxes(axis1, axis2)
# Array Convert
def tofile(self, file, sep, format="%s"):
self.array.tofile(file, sep, format)
# Array Convert
def tolist(self):
return self.array.tolist()
# Array Convert
def tostring(self, order='C'):
return self.array.tostring(order)
# Array Operation
def get_trace(self, offset, axis1, axis2, dtype=None, out=None):
return self.array.trace(offset, axis1, axis2, dtype, out)
# Array Access
def get_transpose(self):
return self.array.transpose()
# Array Operation
def get_variance(self, axis=None, dtype=None, out=None):
return self.array.var(axis, dtype, out)
# Helper function for assignment
def get_array(self):
return self.array
# Helper function for assignment
def set_array(self, a):
self.array = a
# Array Access
def get_row_range(self, start, to):
return self.array[start:to+1,:]
# Array Access
def get_col_range(self, start, to):
return self.array[:, start:to+1]
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