done

lib/python3.11/site-packages/plotly/matplotlylib/mplexporter/tools.py

@@ -0,0 +1,55 @@
+"""
+Tools for matplotlib plot exporting
+"""
+
+
+def ipynb_vega_init():
+    """Initialize the IPython notebook display elements
+
+    This function borrows heavily from the excellent vincent package:
+    http://github.com/wrobstory/vincent
+    """
+    try:
+        from IPython.core.display import display, HTML
+    except ImportError:
+        print("IPython Notebook could not be loaded.")
+
+    require_js = """
+    if (window['d3'] === undefined) {{
+        require.config({{ paths: {{d3: "http://d3js.org/d3.v3.min"}} }});
+        require(["d3"], function(d3) {{
+          window.d3 = d3;
+          {0}
+        }});
+    }};
+    if (window['topojson'] === undefined) {{
+        require.config(
+            {{ paths: {{topojson: "http://d3js.org/topojson.v1.min"}} }}
+            );
+        require(["topojson"], function(topojson) {{
+          window.topojson = topojson;
+        }});
+    }};
+    """
+    d3_geo_projection_js_url = "http://d3js.org/d3.geo.projection.v0.min.js"
+    d3_layout_cloud_js_url = "http://wrobstory.github.io/d3-cloud/d3.layout.cloud.js"
+    topojson_js_url = "http://d3js.org/topojson.v1.min.js"
+    vega_js_url = "http://trifacta.github.com/vega/vega.js"
+
+    dep_libs = """$.getScript("%s", function() {
+        $.getScript("%s", function() {
+            $.getScript("%s", function() {
+                $.getScript("%s", function() {
+                        $([IPython.events]).trigger("vega_loaded.vincent");
+                })
+            })
+        })
+    });""" % (
+        d3_geo_projection_js_url,
+        d3_layout_cloud_js_url,
+        topojson_js_url,
+        vega_js_url,
+    )
+    load_js = require_js.format(dep_libs)
+    html = "<script>" + load_js + "</script>"
+    display(HTML(html))