def write_n2(configuration_file_path: str, n2_file_path: str = "n2.html", overwrite: bool = False):
"""
Write the N2 diagram of the problem in file n2.html
:param configuration_file_path:
:param n2_file_path:
:param overwrite:
"""
if not overwrite and pth.exists(n2_file_path):
raise FastFileExistsError(
"N2-diagram file %s not written because it already exists. "
"Use overwrite=True to bypass." % n2_file_path,
n2_file_path,
)
make_parent_dir(n2_file_path)
conf = FASTOADProblemConfigurator(configuration_file_path)
conf._set_configuration_modifier(_PROBLEM_CONFIGURATOR)
problem = conf.get_problem()
problem.setup()
problem.final_setup()
om.n2(problem, outfile=n2_file_path, show_browser=False)
clear_output()
_LOGGER.info("N2 diagram written in %s", pth.abspath(n2_file_path))
def _run_problem(
configuration_file_path: str,
overwrite: bool = False,
mode="run_model",
auto_scaling: bool = False,
) -> FASTOADProblem:
"""
Runs problem according to provided file
:param configuration_file_path: problem definition
:param overwrite: if True, output file will be overwritten
:param mode: 'run_model' or 'run_driver'
:param auto_scaling: if True, automatic scaling is performed for design variables and
constraints
:return: the OpenMDAO problem after run
:raise FastFileExistsError: if overwrite==False and output data file of problem already exists
"""
conf = FASTOADProblemConfigurator(configuration_file_path)
conf._set_configuration_modifier(_PROBLEM_CONFIGURATOR)
problem = conf.get_problem(read_inputs=True, auto_scaling=auto_scaling)
outputs_path = pth.normpath(problem.output_file_path)
if not overwrite and pth.exists(outputs_path):
raise FastFileExistsError(
"Problem not run because output file %s already exists. "
"Use overwrite=True to bypass." % outputs_path,
outputs_path,
)
problem.setup()
start_time = time()
if mode == "run_model":
problem.run_model()
problem.optim_failed = False # Actually, we don't know
else:
problem.optim_failed = problem.run_driver()
end_time = time()
computation_time = round(end_time - start_time, 2)
problem.write_outputs()
if problem.optim_failed:
_LOGGER.error("Optimization failed after " + str(computation_time) +
" seconds")
else:
_LOGGER.info("Computation finished after " + str(computation_time) +
" seconds")
_LOGGER.info("Problem outputs written in %s", outputs_path)
return problem
def write_xdsm(
configuration_file_path: str,
xdsm_file_path: str = None,
overwrite: bool = False,
depth: int = 2,
wop_server_url: str = None,
dry_run: bool = False,
):
"""
:param configuration_file_path:
:param xdsm_file_path: the path for HTML file to be written (will overwrite if needed)
:param overwrite: if False, will raise an error if file already exists.
:param depth: the depth analysis for WhatsOpt
:param wop_server_url: URL of WhatsOpt server (if None, ether.onera.fr/whatsopt will be used)
:param dry_run: if True, will run wop without sending any request to the server. Generated
XDSM will be empty. (for test purpose only)
:return: path of generated file.
:raise FastFileExistsError: if overwrite==False and xdsm_file_path already exists
"""
if not xdsm_file_path:
xdsm_file_path = pth.join(pth.dirname(configuration_file_path),
"xdsm.html")
xdsm_file_path = pth.abspath(xdsm_file_path)
if not overwrite and pth.exists(xdsm_file_path):
raise FastFileExistsError(
"XDSM-diagram file %s not written because it already exists. "
"Use overwrite=True to bypass." % xdsm_file_path,
xdsm_file_path,
)
make_parent_dir(xdsm_file_path)
conf = FASTOADProblemConfigurator(configuration_file_path)
conf._set_configuration_modifier(_PROBLEM_CONFIGURATOR)
problem = conf.get_problem()
problem.setup()
problem.final_setup()
fastoad.openmdao.whatsopt.write_xdsm(problem, xdsm_file_path, depth,
wop_server_url, dry_run)
return xdsm_file_path
def write_n2(configuration_file_path: str,
n2_file_path: str = None,
overwrite: bool = False):
"""
Write the N2 diagram of the problem in file n2.html
:param configuration_file_path:
:param n2_file_path: if None, will default to `n2.html`
:param overwrite:
:return: path of generated file.
:raise FastFileExistsError: if overwrite==False and n2_file_path already exists
"""
if not n2_file_path:
n2_file_path = "n2.html"
n2_file_path = pth.abspath(n2_file_path)
if not overwrite and pth.exists(n2_file_path):
raise FastFileExistsError(
"N2-diagram file %s not written because it already exists. "
"Use overwrite=True to bypass." % n2_file_path,
n2_file_path,
)
make_parent_dir(n2_file_path)
conf = FASTOADProblemConfigurator(configuration_file_path)
conf._set_configuration_modifier(_PROBLEM_CONFIGURATOR)
problem = conf.get_problem()
problem.setup()
problem.final_setup()
om.n2(problem, outfile=n2_file_path, show_browser=False)
if InteractiveShell.initialized():
clear_output()
_LOGGER.info("N2 diagram written in %s", pth.abspath(n2_file_path))
return n2_file_path
def write_xdsm(
configuration_file_path: str,
xdsm_file_path: str = None,
overwrite: bool = False,
depth: int = 2,
wop_server_url=None,
api_key=None,
):
"""
:param configuration_file_path:
:param xdsm_file_path:
:param overwrite:
:param depth:
:param wop_server_url:
:param api_key:
:return:
"""
if not xdsm_file_path:
xdsm_file_path = pth.join(pth.dirname(configuration_file_path), "xdsm.html")
xdsm_file_path = pth.abspath(xdsm_file_path)
if not overwrite and pth.exists(xdsm_file_path):
raise FastFileExistsError(
"XDSM-diagram file %s not written because it already exists. "
"Use overwrite=True to bypass." % xdsm_file_path,
xdsm_file_path,
)
make_parent_dir(xdsm_file_path)
conf = FASTOADProblemConfigurator(configuration_file_path)
conf._set_configuration_modifier(_PROBLEM_CONFIGURATOR)
problem = conf.get_problem()
problem.setup()
problem.final_setup()
wop = WhatsOpt(url=wop_server_url, login=False)
try:
ok = wop.login(api_key=api_key, echo=False)
except requests.exceptions.ConnectionError:
if not wop_server_url and wop.url == PROD_URL:
used_url = wop.url
# If connection failed while attempting to reach the wop default URL,
# that is the internal ONERA server, try with the external server
try:
wop = WhatsOpt(url=DEFAULT_WOP_URL)
ok = wop.login(api_key=api_key, echo=False)
except requests.exceptions.ConnectionError:
_LOGGER.warning("Failed to connect to %s and %s", used_url, DEFAULT_WOP_URL)
return
else:
_LOGGER.warning("Failed to connect to %s", wop.url)
return
if ok:
xdsm = wop.push_mda(
problem, {"--xdsm": True, "--name": None, "--dry-run": False, "--depth": depth}
)
generate_xdsm_html(xdsm, xdsm_file_path)
else:
wop.logout()
_LOGGER.warning("Could not login to %s", wop.url)
def list_variables(
configuration_file_path: str,
out: Union[IO, str] = None,
overwrite: bool = False,
force_text_output: bool = False,
tablefmt: str = "grid",
):
"""
Writes list of variables for the :class:`FASTOADProblem` specified in configuration_file_path.
List is generally written as text. It can be displayed as a scrollable table view if:
- function is used in an interactive IPython shell
- out == sys.stdout
- force_text_output == False
:param configuration_file_path:
:param out: the output stream or a path for the output file (None means sys.stdout)
:param overwrite: if True and out parameter is a file path, the file will be written even if one
already exists
:param force_text_output: if True, list will be written as text, even if command is used in an
interactive IPython shell (Jupyter notebook). Has no effect in other
shells or if out parameter is not sys.stdout
:param tablefmt: The formatting of the requested table. Options are the same as those available
to the tabulate package. See tabulate.tabulate_formats for a complete list.
:raise FastFileExistsError: if overwrite==False and out parameter is a file path and the file
exists
"""
if out is None:
out = sys.stdout
conf = FASTOADProblemConfigurator(configuration_file_path)
conf._set_configuration_modifier(_PROBLEM_CONFIGURATOR)
problem = conf.get_problem()
problem.setup()
# Extracting inputs and outputs
variables = VariableList.from_problem(problem)
variables.sort(key=lambda var: var.name)
input_variables = VariableList([var for var in variables if var.is_input])
output_variables = VariableList([var for var in variables if not var.is_input])
for var in input_variables:
var.metadata["I/O"] = "IN"
for var in output_variables:
var.metadata["I/O"] = "OUT"
variables_df = (
(input_variables + output_variables)
.to_dataframe()[["name", "I/O", "desc"]]
.rename(columns={"name": "NAME", "desc": "DESCRIPTION"})
)
if isinstance(out, str):
if not overwrite and pth.exists(out):
raise FastFileExistsError(
"File %s not written because it already exists. "
"Use overwrite=True to bypass." % out,
out,
)
make_parent_dir(out)
out_file = open(out, "w")
else:
if out == sys.stdout and InteractiveShell.initialized() and not force_text_output:
display(HTML(variables_df.to_html(index=False)))
return
# Here we continue with text output
out_file = out
# For a terminal output, we limit width of NAME column
variables_df["NAME"] = variables_df["NAME"].apply(lambda s: "\n".join(tw.wrap(s, 50)))
# In any case, let's break descriptions that are too long
variables_df["DESCRIPTION"] = variables_df["DESCRIPTION"].apply(
lambda s: "\n".join(tw.wrap(s, 100,))
)
out_file.write(
tabulate(variables_df, headers=variables_df.columns, showindex=False, tablefmt=tablefmt)
)
out_file.write("\n")
if isinstance(out, str):
out_file.close()
_LOGGER.info("Output list written in %s", out_file)
def list_variables(
configuration_file_path: str,
out: Union[IO, str] = sys.stdout,
overwrite: bool = False,
force_text_output: bool = False,
):
"""
Writes list of variables for the :class:`FASTOADProblem` specified in configuration_file_path.
List is generally written as text. It can be displayed as a scrollable table view if:
- function is used in an interactive IPython shell
- out == sys.stdout
- force_text_output == False
:param configuration_file_path:
:param out: the output stream or a path for the output file
:param overwrite: if True and out parameter is a file path, the file will be written even if one
already exists
:param force_text_output: if True, list will be written as text, even if command is used in an
interactive IPython shell (Jupyter notebook). Has no effect in other
shells or if out parameter is not sys.stdout
:raise FastFileExistsError: if overwrite==False and out parameter is a file path and the file
exists
"""
conf = FASTOADProblemConfigurator(configuration_file_path)
problem = conf.get_problem()
problem.setup()
# Extracting inputs and outputs
variables = VariableList.from_problem(problem, get_promoted_names=False)
variables.sort(key=lambda var: var.name)
input_variables = VariableList([var for var in variables if var.is_input])
output_variables = VariableList(
[var for var in variables if not var.is_input])
if isinstance(out, str):
if not overwrite and pth.exists(out):
raise FastFileExistsError(
"File %s not written because it already exists. "
"Use overwrite=True to bypass." % out,
out,
)
make_parent_dir(out)
out_file = open(out, "w")
table_width = MAX_TABLE_WIDTH
else:
if out == sys.stdout and InteractiveShell.initialized(
) and not force_text_output:
# Here we display the variable list as VariableViewer in a notebook
for var in input_variables:
var.metadata["I/O"] = "IN"
for var in output_variables:
var.metadata["I/O"] = "OUT"
df = ((input_variables + output_variables).to_dataframe()[[
"I/O", "name", "desc"
]].rename(columns={
"name": "Name",
"desc": "Description"
}))
display(HTML(df.to_html()))
return
# Here we continue with text output
out_file = out
table_width = min(get_terminal_size().columns, MAX_TABLE_WIDTH) - 1
pd.set_option("display.max_colwidth", 1000)
max_name_length = np.max([
len(name)
for name in input_variables.names() + output_variables.names()
])
description_text_width = table_width - max_name_length - 2
def _write_variables(out_f, variables):
"""Writes variables and their description as a pandas DataFrame"""
df = variables.to_dataframe()
# Create a new Series where description are wrapped on several lines if needed.
# Each line becomes an element of the Series
df["desc"] = [
"\n".join(tw.wrap(s, description_text_width)) for s in df["desc"]
]
new_desc = df.desc.str.split("\n", expand=True).stack()
# Create a Series for name that will match new_desc Series. Variable name will be in front of
# first line of description. An empty string will be in front of other lines.
new_name = [
df.name.loc[i] if j == 0 else "" for i, j in new_desc.index
]
# Create the DataFrame that will be displayed
new_df = pd.DataFrame({"NAME": new_name, "DESCRIPTION": new_desc})
out_f.write(
new_df.to_string(
index=False,
columns=["NAME", "DESCRIPTION"],
justify="center",
formatters={ # Formatters are needed for enforcing left justification
"NAME": ("{:%s}" % max_name_length).format,
"DESCRIPTION": ("{:%s}" % description_text_width).format,
},
)
)
out_file.write("\n")
def _write_text_with_line(txt: str, line_length: int):
""" Writes a line of given length with provided text inside """
out_file.write("-" + txt + "-" * (line_length - 1 - len(txt)) + "\n")
# Inputs
_write_text_with_line(" INPUTS OF THE PROBLEM ", table_width)
_write_variables(out_file, input_variables)
# Outputs
out_file.write("\n")
_write_text_with_line(" OUTPUTS OF THE PROBLEM ", table_width)
_write_variables(out_file, output_variables)
_write_text_with_line("", table_width)
if isinstance(out, str):
out_file.close()
_LOGGER.info("Output list written in %s", out_file)