Merge branch 'main' into codeflash/optimize-validate_gantt-mhcxyu68

Author: KRRT7

CHANGELOG.md

@@ -4,6 +4,25 @@ This project adheres to [Semantic Versioning](http://semver.org/).
 
 ## Unreleased
 
+## [6.5.0] - 2025-11-17
+
+### Updated
+- Update plotly.js from version 3.2.0 to version 3.3.0. See the plotly.js [release notes](https://github.com/plotly/plotly.js/releases/tag/v3.3.0) for more information. [[#5421](https://github.com/plotly/plotly.py/pull/5421)]. Notable changes include:
+  - Add `hovertemplate` for `candlestick` and `ohlc` traces [[#7619](https://github.com/plotly/plotly.js/pull/7619)]
+
+### Fixed
+- Fix bug where numpy datetime contained in Python list was converted to integer [[#5415](https://github.com/plotly/plotly.py/pull/5415)]
+
+## [6.4.0] - 2025-11-02
+
+### Updated
+- Update plotly.js from version 3.1.1 to version 3.2.0. See the plotly.js [release notes](https://github.com/plotly/plotly.js/releases) for more information. [[#5357](https://github.com/plotly/plotly.py/pull/5388)]. Notable changes include:
+  - Add `hovertemplatefallback` and `texttemplatefallback` attributes [[#7577](https://github.com/plotly/plotly.js/pull/7577)]
+  - Add "SI extended" formatting rule for tick exponents on axis labels, allowing values to be displayed with extended SI prefixes (e.g., femto, pico, atto) [[#7249](https://github.com/plotly/plotly.js/pull/7249)]
+
+### Deprecated
+- Deprecate `create_hexbin_mapbox` in favor of `create_hexbin_map`, update related function calls [[5358](https://github.com/plotly/plotly.py/pull/5358)], with thanks to @ajlien for the contribution!
+
 ## [6.3.1] - 2025-10-02
 
 ### Updated

CITATION.cff

@@ -9,8 +9,7 @@ authors:
 - family-names: "Parmer"
   given-names: "Chris"
 title: "An interactive, open-source, and browser-based graphing library for Python"
-version: 6.3.1
+version: 6.5.0
 doi: 10.5281/zenodo.14503524
-date-released: 2025-10-02
+date-released: 2025-11-17
 url: "https://github.com/plotly/plotly.py"
-

_plotly_utils/basevalidators.py

@@ -22,6 +22,20 @@ def fullmatch(regex, string, flags=0):
     return re.match("(?:" + regex_string + r")\Z", string, flags=flags)
 
 
+def to_non_numpy_type(np, v):
+    """
+    Convert a numpy scalar value to a native Python type.
+    Calling .item() on a datetime64[ns] value returns an integer, since
+    Python datetimes only support microsecond precision. So we cast
+    datetime64[ns] to datetime64[us] to ensure it remains a datetime.
+
+    Should only be used in contexts where we already know `np` is defined.
+    """
+    if hasattr(v, "dtype") and v.dtype == np.dtype("datetime64[ns]"):
+        return v.astype("datetime64[us]").item()
+    return v.item()
+
+
 # Utility functions
 # -----------------
 def to_scalar_or_list(v):
@@ -35,12 +49,12 @@ def to_scalar_or_list(v):
     np = get_module("numpy", should_load=False)
     pd = get_module("pandas", should_load=False)
     if np and np.isscalar(v) and hasattr(v, "item"):
-        return v.item()
+        return to_non_numpy_type(np, v)
     if isinstance(v, (list, tuple)):
         return [to_scalar_or_list(e) for e in v]
     elif np and isinstance(v, np.ndarray):
         if v.ndim == 0:
-            return v.item()
+            return to_non_numpy_type(np, v)
         return [to_scalar_or_list(e) for e in v]
     elif pd and isinstance(v, (pd.Series, pd.Index)):
         return [to_scalar_or_list(e) for e in v]

codegen/resources/plot-schema.json

@@ -24,7 +24,7 @@
 # The short X.Y version
 version = ""
 # The full version, including alpha/beta/rc tags
-release = "6.3.0"
+release = "6.5.0"
 
 
 # -- General configuration ---------------------------------------------------

doc/apidoc/conf.py

@@ -1,4 +1,4 @@
-plotly==6.3.0
+plotly==6.5.0
 anywidget
 cufflinks==0.17.3
 dash-bio