conn_graph_ui.py

Simple Conection Graph Web UI with Graphviz integration.

This creates a web interface that: 1. Uses Graphviz for proper graph layouts 2. Serves focused views of connection graphs

class openmdao.visualization.conn_graph_ui.ConnGraphHandler(conn_graph, *args, **kwargs)

Bases: SimpleHTTPRequestHandler

Custom handler for serving the connection graph web interface.

Parameters:

conn_graphAllConnGraph

Connection graph instance used to serve UI requests.

*argslist

Positional arguments passed to the base handler.

**kwargsdict

Keyword arguments passed to the base handler.

Attributes:

conn_graphAllConnGraph

Connection graph instance used to serve UI requests.

Methods

address_string()	Return the client address.
copyfile(source, outputfile)	Copy all data between two file objects.
create_text_graph(subgraph, title)	Create a simple text-based graph representation when Graphviz is not available.
date_time_string([timestamp])	Return the current date and time formatted for a message header.
do_GET()	Handle GET requests.
do_HEAD()	Serve a HEAD request.
end_headers()	Send the blank line ending the MIME headers.
get_html_template()	Get the HTML template.
get_query_param(param[, default])	Get query parameter value.
get_subsystems()	Get list of unique subsystems.
guess_type(path)	Guess the type of a file.
handle()	Handle multiple requests if necessary.
handle_expect_100()	Decide what to do with an "Expect: 100-continue" header.
handle_one_request()	Handle a single HTTP request.
list_directory(path)	Helper to produce a directory listing (absent index.html).
log_date_time_string()	Return the current time formatted for logging.
log_error(format, *args)	Log an error.
log_message(format, *args)	Log an arbitrary message.
log_request([code, size])	Log an accepted request.
parse_request()	Parse a request (internal).
send_error(code[, message, explain])	Send and log an error reply.
send_head()	Common code for GET and HEAD commands.
send_header(keyword, value)	Send a MIME header to the headers buffer.
send_json_response(data)	Send JSON response.
send_response(code[, message])	Add the response header to the headers buffer and log the response code.
send_response_only(code[, message])	Send the response header only.
serve_graph_info()	Serve basic graph information.
serve_main_page()	Serve the main HTML page.
serve_search()	Serve search results.
serve_subsystem_graph(subsystem)	Serve graph for a specific subsystem.
serve_variable_graph(variable)	Serve graph focused on a specific variable.
translate_path(path)	Translate a /-separated PATH to the local filename syntax.
version_string()	Return the server software version string.

MessageClass
finish
flush_headers
setup

__init__(conn_graph, *args, **kwargs)

Initialize the handler.

create_text_graph(subgraph, title)

Create a simple text-based graph representation when Graphviz is not available.

Parameters:

subgraphnetworkx.DiGraph

Graph to represent.

titlestr

Title for the generated view.

Returns:

str

HTML string containing a simple graph representation.

do_GET()

Handle GET requests.

get_html_template()

Get the HTML template.

Returns:

str

HTML template content.

get_query_param(param, default='')

Get query parameter value.

Parameters:

paramstr

Query parameter name.

defaultstr

Default value if parameter is not present.

Returns:

str

Parameter value or the default.

get_subsystems()

Get list of unique subsystems.

Returns:

list of str

Sorted list of subsystem pathnames.

send_json_response(data)

Send JSON response.

Parameters:

datadict

Object to serialize as JSON.

serve_graph_info()

Serve basic graph information.

serve_main_page()

Serve the main HTML page.

serve_search()

Serve search results.

serve_subsystem_graph(subsystem)

Serve graph for a specific subsystem.

Parameters:

subsystemstr

Subsystem pathname to focus on.

serve_variable_graph(variable)

Serve graph focused on a specific variable.

Parameters:

variablestr

Variable name to focus on.