flopy.mf6.data.mfstructure module¶

mfstructure module. Contains classes related to package structure

class BlockType[source]¶

Bases: enum.Enum

Types of blocks that can be found in a package file

multiple = 2¶

single = 1¶

transient = 3¶

class DataType[source]¶

Bases: enum.Enum

Types of data that can be found in a package file

array = 3¶

array_transient = 4¶

list = 5¶

list_multiple = 7¶

list_transient = 6¶

scalar = 2¶

scalar_keyword = 1¶

scalar_keyword_transient = 9¶

scalar_transient = 8¶

class DatumType[source]¶

Bases: enum.Enum

Types of individual pieces of data

constant = 5¶

double_precision = 3¶

integer = 2¶

keystring = 7¶

keyword = 1¶

list_defined = 6¶

recarray = 10¶

record = 8¶

repeating_record = 9¶

string = 4¶

class Dfn[source]¶

Bases: object

Base class for package file definitions

dfndir¶

folder containing package definition files (dfn)

Type:	path

common¶

file containing common information

Type:	path

multi_package¶

contains the names of all packages that are allowed to have multiple instances in a model/simulation

Type:	dict

get_file_list : () : list: returns all of the dfn files found in dfndir. files are returned in a specified order defined in the local variable file_order

Notes

Examples

get_file_list()[source]¶

class DfnFile(file)[source]¶

Bases: flopy.mf6.data.mfstructure.Dfn

Dfn child class that loads dfn information from a package definition (dfn) file

file¶

name of the file to be loaded

Type:	str

multi_package_support : () : bool: returns flag for multi-package support

dict_by_name : {} : dict: returns a dictionary of data item descriptions from the dfn file with the data item name as the dictionary key

get_block_structure_dict : (path : tuple, common : bool, model_file :: bool) : dict

returns a dictionary of block structure information for the package

Notes

Examples

dict_by_name()[source]¶

get_block_structure_dict(path, common, model_file)[source]¶

multi_package_support()[source]¶

class DfnPackage(package)[source]¶

Bases: flopy.mf6.data.mfstructure.Dfn

Dfn child class that loads dfn information from a list structure stored in the auto-built package classes

package¶

MFPackage subclass that contains dfn information

Type:	MFPackage

multi_package_support : () : bool: returns flag for multi-package support

get_block_structure_dict : (path : tuple, common : bool, model_file :: bool) : dict

returns a dictionary of block structure information for the package

Notes

Examples

get_block_structure_dict(path, common, model_file)[source]¶

multi_package_support()[source]¶

class DfnType[source]¶

Bases: enum.Enum

An enumeration.

common = 1¶

exch_file = 5¶

gnc_file = 8¶

ims_file = 4¶

model_file = 7¶

model_name_file = 6¶

mvr_file = 9¶

sim_name_file = 2¶

sim_tdis_file = 3¶

unknown = 999¶

utl = 10¶

class MFBlockStructure(name, path, model_block)[source]¶

Bases: object

Defines the structure of a MF6 block.

Parameters:	name (string) – block name path (tuple) – tuple that describes location of block within simulation (<model>, <package>, <block>) model_block (bool) – true if this block is part of a model

name¶

block name

Type:	string

path¶

tuple that describes location of block within simulation (<model>, <package>, <block>)

Type:	tuple

model_block¶

true if this block is part of a model

Type:	bool

data_structures¶

dictionary of data items in this block, with the data item name as the key

Type:	OrderedDict

block_header_structure¶

list of data items that are part of this block’s “header”

Type:	list

repeating() : bool: Returns true if more than one instance of this block can appear in a MF6 package file

add_dataset(dataset : MFDataStructure, block_header_dataset : bool)[source]¶: Adds dataset to this block, as a header dataset of block_header_dataset is true

number_non_optional_data() : int: Returns the number of non-optional non-header data structures in this block

number_non_optional_block_header_data() : int: Returns the number of non-optional block header data structures in this block

get_data_structure(path : tuple) : MFDataStructure: Returns the data structure in this block with name defined by path[0]. If name does not exist, returns None.

get_all_recarrays() : list: Returns all data non-header data structures in this block that are of type recarray

Notes

Examples

add_dataset(dataset)[source]

get_all_recarrays()[source]¶

get_data_structure(path)[source]¶

number_non_optional_block_header_data()[source]¶

number_non_optional_data()[source]¶

repeating()[source]¶

class MFDataItemStructure[source]¶

Bases: object

Defines the structure of a single MF6 data item in a dfn file

block_name¶

name of block that data item is in

Type:	str

name¶

name of data item

Type:	str

name_list¶

list of alternate names for the data item, includes data item’s main name “name”

Type:	list

python_name¶

name of data item referenced in python, with illegal python characters removed

Type:	str

type¶

type of the data item as it appears in the dfn file

Type:	str

type_obj¶

type of the data item as a python type

Type:	python type

valid_values¶

list of valid values for the data item. if empty, this constraint does not apply

Type:	list

data_items¶

list of data items contained in this data_item, including itself

Type:	list

in_record¶

in_record attribute as appears in dfn file

Type:	bool

tagged¶

whether data item is tagged. if the data item is tagged its name is included in the MF6 input file

Type:	bool

just_data¶

when just_data is true only data appears in the MF6 input file. otherwise, name information appears

Type:	bool

shape¶

describes the shape of the data

Type:	list

layer_dims¶

which dimensions in the shape function as layers, if None defaults to “layer”

Type:	list

reader¶

reader that MF6 uses to read the data

Type:	basestring

optional¶

whether data item is optional or required as part of the MFData in the MF6 input file

Type:	bool

longname¶

long name of the data item

Type:	str

description¶

description of the data item

Type:	str

path¶

a tuple describing the data item’s location within the simulation (<model>,<package>,<block>,<data>)

Type:	tuple

repeating¶

whether or not the data item can repeat in the MF6 input file

Type:	bool

block_variable¶

if true, this data item is part of the block header

Type:	bool

block_type¶

whether the block containing this item is a single non-repeating block, a multiple repeating block, or a transient repeating block

Type:	BlockType

keystring_dict¶

dictionary containing acceptable keystrings if this data item is of type keystring

Type:	dict

is_cellid¶

true if this data item is definitely of type cellid

Type:	bool

possible_cellid¶

true if this data item may be of type cellid

Type:	bool

ucase¶

this data item must be displayed in upper case in the MF6 input file

Type:	bool

remove_cellid : (resolved_shape : list, cellid_size : int): removes the cellid size from the shape of a data item

set_path : (path : tuple): sets the path to this data item to path

get_rec_type : () : object type: gets the type of object of this data item to be used in a numpy recarray

Notes

Examples

get_description(line_size, initial_indent, level_indent)[source]¶

get_doc_string(line_size, initial_indent, level_indent)[source]¶

get_keystring_desc(line_size, initial_indent, level_indent)[source]¶

get_rec_type()[source]¶

get_type_string()[source]¶

indicates_file_name()[source]¶

is_file_name()[source]¶

static remove_cellid(resolved_shape, cellid_size)[source]¶

set_path(path)[source]¶

set_value(line, common)[source]¶

class MFDataStructure(data_item, model_data, package_type, dfn_list)[source]¶

Bases: object

Defines the structure of a single MF6 data item in a dfn file

Parameters:	data_item (MFDataItemStructure) – base data item associated with this data structure model_data (bool) – whether or not this is part of a model package_type (str) – abbreviated package type

type¶

type of the data as it appears in the dfn file

Type:	str

path¶

a tuple describing the data’s location within the simulation (<model>,<package>,<block>,<data>)

Type:	tuple

optional¶

whether data is optional or required as part of the MFBlock in the MF6 input file

Type:	bool

name¶

name of data item

Type:	str

name_list¶

list of alternate names for the data, includes data item’s main name “name”

Type:	list

python_name¶

name of data referenced in python, with illegal python characters removed

Type:	str

longname¶

long name of the data

Type:	str

repeating¶

whether or not the data can repeat in the MF6 input file

Type:	bool

layered¶

whether this data can appear by layer

Type:	bool

num_data_items¶

number of data item structures contained in this MFDataStructure, including itself

Type:	int

record_within_record¶

true if this MFDataStructure is a record within a container MFDataStructure

Type:	bool

file_data¶

true if data points to a file

Type:	bool

block_type¶

whether the block containing this data is a single non-repeating block, a multiple repeating block, or a transient repeating block

Type:	BlockType

block_variable¶

if true, this data is part of the block header

Type:	bool

model_data¶

if true, data is part of a model

Type:	bool

num_optional¶

number of optional data items

Type:	int

parent_block¶

parent block structure object

Type:	MFBlockStructure

data_item_structures¶

list of data item structures contained in this MFDataStructure

Type:	list

expected_data_items¶

dictionary of expected data item names for quick lookup

Type:	dict

shape¶

shape of first data item

Type:	tuple

get_keywords : () : list: returns a list of all keywords associated with this data

supports_aux : () : bool: returns true of this data supports aux variables

add_item : (item : MFDataItemStructure, record : bool): adds a data item to this MFDataStructure

set_path : (path : tuple): sets the path describing the data’s location within the simulation (<model>,<package>,<block>,<data>)

get_datatype : () : DataType: returns the DataType of this data (array, list, scalar, …)

get_min_record_entries : () : int: gets the minimum number of entries, as entered in a package file, for a single record. excludes optional data items

get_record_size : () : int: gets the number of data items, excluding keyword data items, in this MFDataStructure

all_keywords : () : bool: returns true of all data items are keywords

get_type_string : () : str: returns descriptive string of the data types in this MFDataStructure

get_description : () : str: returns a description of the data

get_type_array : (type_array : list):: builds an array of data type information in type_array

get_datum_type : (numpy_type : bool):: returns the object type of the first data item in this MFDataStructure with a standard type. if numpy_type is true returns the type as a numpy type

get_data_item_types: () : list: returns a list of object type for every data item in this MFDataStructure

first_non_keyword_index : () : int: return the index of the first data item in this MFDataStructure that is not a keyword

Notes

Examples

add_item(item, record=False, dfn_list=None)[source]¶

all_keywords()[source]¶

display_item(item_num)[source]¶

first_non_keyword_index()[source]¶

get_data_item_types()[source]¶

get_datatype()[source]¶

get_datum_type(numpy_type=False, return_enum_type=False)[source]¶

get_description(line_size=79, initial_indent=' ', level_indent=' ')[source]¶

get_doc_string(line_size=79, initial_indent=' ', level_indent=' ')[source]¶

get_docstring_type_array(type_array)[source]¶

get_item(item_name)[source]¶

get_keywords()[source]¶

get_min_record_entries()[source]¶

get_model()[source]¶

get_package()[source]¶

get_record_size()[source]¶

get_subpackage_description(line_size=79, initial_indent=' ', level_indent=' ')[source]¶

get_type_array(type_array)[source]¶

get_type_string()[source]¶

is_mname¶

is_mult_or_trans()[source]¶

set_path(path)[source]¶

supports_aux()[source]¶

class MFInputFileStructure(dfn_file, path, common, model_file)[source]¶

Bases: object

MODFLOW Input File Stucture class. Loads file structure information for individual input file types.

Parameters:	dfn_file (string) – the definition file used to define the structure of this input file path (tuple) – path defining the location of the container of this input file structure within the overall simulation structure common (bool) – is this the common dfn file model_file (bool) – this file belongs to a specific model type

valid¶

simulation structure validity

Type:	bool

path¶

path defining the location of this input file structure within the overall simulation structure

Type:	tuple

read_as_arrays¶

if this input file structure is the READASARRAYS version of a package

Type:	bool

is_valid() : bool: Checks all structures objects within the file for validity

get_data_structure(path : string)[source]¶: Returns a data structure of it exists, otherwise returns None. Data structure type returned is based on the tuple/list “path”

Notes

Examples

get_data_structure(path)[source]

is_valid()[source]¶

class MFModelStructure(model_type, utl_struct_objs)[source]¶

Bases: object

Defines the structure of a MF6 model and its packages

Parameters:	model_type (string) – abbreviation of model type

valid¶

simulation structure validity

Type:	bool

name_file_struct_obj¶

describes the structure of the simulation name file

Type:	MFInputFileStructure

package_struct_objs¶

describes the structure of the simulation packages

Type:	OrderedDict

model_type¶

dictionary containing simulation package structure

Type:	string

add_namefile : (dfn_file : DfnFile, model_file=True : bool): Adds a namefile structure object to the model

add_package(dfn_file : DfnFile, model_file=True : bool)[source]¶: Adds a package structure object to the model

is_valid() : bool: Checks all structures objects within the model for validity

get_data_structure(path : string)[source]¶: Returns a data structure of it exists, otherwise returns None. Data structure type returned is based on the tuple/list “path”

Notes

Examples

add_namefile(dfn_file, common)[source]¶

add_package(dfn_file, common)[source]

get_data_structure(path)[source]

get_package_struct(package_type)[source]¶

is_valid()[source]¶

class MFSimulationStructure[source]¶

Bases: object

Defines the structure of a MF6 simulation and its packages and models.

name_file_struct_obj¶

describes the structure of the simulation name file

Type:	MFInputFileStructure

package_struct_objs¶

describes the structure of the simulation packages

Type:	OrderedDict

model_struct_objs¶

describes the structure of the supported model types

Type:	OrderedDict

utl_struct_objs¶

describes the structure of the supported utility packages

Type:	OrderedDict

common¶

common file information

Type:	OrderedDict

model_type¶

placeholder

Type:	string

process_dfn : (dfn_file : DfnFile): reads in the contents of a dfn file, storing that contents in the appropriate object

add_namefile : (dfn_file : DfnFile, model_file=True : bool): Adds a namefile structure object to the simulation

add_util : (dfn_file : DfnFile): Adds a utility package structure object to the simulation

add_package(dfn_file : DfnFile, model_file=True : bool)[source]¶: Adds a package structure object to the simulation

store_common(dfn_file : DfnFile)[source]¶: Stores the contents of the common dfn file

add_model(model_type : string)[source]¶: Adds a model structure object to the simulation

is_valid() : bool: Checks all structures objects within the simulation for validity

get_data_structure(path : string)[source]¶: Returns a data structure of it exists, otherwise returns None. Data structure type returned is based on the tuple/list “path”

tag_read_as_arrays()[source]¶: Searches through all packages and tags any packages with a name that indicates they are the READASARRAYS version of a package.

Notes

Examples

add_model(model_type)[source]

add_namefile(dfn_file, model_file=True)[source]¶

add_package(dfn_file, model_file=True)[source]

add_util(dfn_file)[source]¶

get_data_structure(path)[source]

is_valid()[source]¶

model_types¶

process_dfn(dfn_file)[source]¶

store_common(dfn_file)[source]

tag_read_as_arrays()[source]

class MFStructure[source]¶

Bases: object

Singleton class for accessing the contents of the json structure file (only one instance of this class can exist, which loads the json file on initialization)

Parameters:	mf_version (int) – version of MODFLOW valid (bool) – whether the structure information loaded from the dfn files is valid sim_struct (MFSimulationStructure) – Object containing file structure for all simulation files dimension_dict (dict) – Dictionary mapping paths to dimension information to the dataitem whose dimension information is being described

get_version_string()[source]¶