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[Performance Improvement] Consider packrat parsing and other performance tips

performance

Status: Open.

Task

#507 In pydot/pydot;

· lkk7 opened on Oct 19, 2025

"jpe" format type results in empty string

dependencies

Status: Open.

#501 In pydot/pydot;

· spotaws opened on Sep 15, 2025

Node management (future planning)

Status: Open.

Feature

#493 In pydot/pydot;

· ferdnyc opened on Jun 29, 2025

Bug in our Node name/port handling

Status: Open.

#489 In pydot/pydot;

· ferdnyc opened on Jun 13, 2025

Complex edges break pickling (due to unpicklable FrozenDict)

Status: Open.

#481 In pydot/pydot;

· ferdnyc opened on May 16, 2025

Unsupported syntax

Status: Open.

#465 In pydot/pydot;

· ferdnyc opened on Apr 4, 2025

Regarding the problem of the "plot_model" reporting an error under the Anaconda environment.

Status: Open.

#446 In pydot/pydot;

· xmo-code opened on Dec 20, 2024

Proposal: Eliminate Graph.{get,set}_{node,edge,graph}_defaults() methods

Status: Open.

#444 In pydot/pydot;

· ferdnyc opened on Dec 8, 2024

dot_parser.py: Why does ID not have the <code>float_number</code> production rule?

bug

parser

Status: Open.

#436 In pydot/pydot;

· loonatick-src opened on Nov 8, 2024

The pydot <code>dot_parser</code>, and round-tripping through <code>dot</code>

Status: Open.

#413 In pydot/pydot;

· ferdnyc opened on Aug 27, 2024

Data Race in parse_dot_data.

Status: Open.

#401 In pydot/pydot;

· wildoranges opened on Aug 5, 2024

Throw an exception when <code>None</code> is used to create Nodes or Edges

api

enhancement

Status: Open.

#400 In pydot/pydot;

· lkk7 opened on Aug 4, 2024