feat: Replace graphviz and asciinet by mermaid and mermaid-ascii (#283)

Author: xmnlab

B

@@ -3,8 +3,6 @@ channels:
   - nodefaults
   - conda-forge
 dependencies:
-  - graphviz
-  - openjdk # java is required by asciinet
   - python
   - poetry >=2
   - nodejs # used by semantic-release

conda/dev.yaml

@@ -3,9 +3,7 @@ channels:
   - nodefaults
   - conda-forge
 dependencies:
-  - graphviz
-  - python >=3.9,<3.13
-  - openjdk
+  - python >=3.9,<3.14
   - poetry >=2
   - nodejs >=18.17 # used by semantic-release
   - shellcheck

conda/release.yaml

@@ -10,13 +10,11 @@ license = "BSD 3 Clause"
 requires-python = ">=3.9,<4"
 dependencies = [
   "atpublic >= 4.0",
-  "graphviz >= 0.20.1",
-  "asciinet >= 0.3.1",
-  "msgpack >= 1",
   "plum-dispatch >= 2",
   "typeguard >= 4",
   "typing-extensions >=4 ; python_version < '3.9'",
   "eval-type-backport >=0.2 ; python_version < '3.10'",
+  "mermaid-ascii (>=0.6.1)",
 ]
 
 

docs/tutorials/context.ipynb

@@ -249,12 +249,14 @@ def __str__(self) -> str:
 
     def __repr__(self) -> str:
         """Return an string that represents the object."""
-        if not is_using_jupyter_notebook():
-            from astx.viz import graph_to_ascii, traverse_ast_ascii
+        if is_using_jupyter_notebook():
+            return ""
 
-            graph = traverse_ast_ascii(self.get_struct(simplified=True))
-            return graph_to_ascii(graph)
-        return ""
+        from astx.viz import visualize_ascii
+
+        result = visualize_ascii(self.get_struct())
+
+        return result
 
     def _repr_png_(self) -> None:
         """
@@ -264,9 +266,9 @@ def _repr_png_(self) -> None:
         a Graphviz diagram inline.
         """
         # importing it here in order to avoid cyclic import issue
-        from astx.viz import visualize
+        from astx.viz import visualize_image
 
-        visualize(self.get_struct(simplified=False))
+        visualize_image(self.get_struct(simplified=False))
 
     def _update_parent(self) -> None:
         """Update the parent node."""