Tom-Kingstone · Oct 27, 2026 · Oct 27, 2026 · Oct 27, 2026 · Nov 3, 2026 · Nov 3, 2026
diff --git a/LadybugTools_Engine/Compute/InstallPythonEnv_LBT.cs b/LadybugTools_Engine/Compute/InstallPythonEnv_LBT.cs
@@ -49,7 +49,11 @@ public static PythonEnvironment InstallPythonEnv_LBT(bool run = false, bool rein
             // check if environment already exists. If it does, and no reinstall requested, load it
             bool exists = Python.Query.VirtualEnvironmentExists(envName: Query.ToolkitName(), pythonVersion: pythonVersion);
             if (run && exists && !reinstall)
-                return Python.Compute.VirtualEnvironment(version: pythonVersion, name: Query.ToolkitName(), reload: true);
+            {
+                PythonEnvironment existing = Python.Compute.VirtualEnvironment(version: pythonVersion, name: Query.ToolkitName(), reload: true);
+                FixLadybugConfig(Path.Combine(System.Environment.GetFolderPath(System.Environment.SpecialFolder.ProgramFiles), "ladybug_tools"));
+                return existing;
+            }
 
             // create environment from scratch
             PythonEnvironment env = Python.Compute.VirtualEnvironment(version: pythonVersion, name: Query.ToolkitName(), reload: false);
@@ -59,14 +63,34 @@ public static PythonEnvironment InstallPythonEnv_LBT(bool run = false, bool rein
             env.InstallPackageLocal(Path.Combine(Python.Query.DirectoryCode(), Query.ToolkitName()));
 
             // create requirements from referenced executable
-            string requirementsTxt = Python.Compute.RequirementsTxt(referencedExecutable, Path.Combine(Python.Query.DirectoryEnvironments(), $"requirements_{Query.ToolkitName()}.txt"));
-            env.InstallRequirements(requirementsTxt);
+            /* NOTE: following commented lines was original method before we started just copying the direct requirements to our pyproject.toml 
+             * 
+             * string requirementsTxt = Python.Compute.RequirementsTxt(referencedExecutable, Path.Combine(Python.Query.DirectoryEnvironments(), $"requirements_{Query.ToolkitName()}.txt"));
+             * env.InstallRequirements(requirementsTxt);
+             */
+
+            FixLadybugConfig(Path.Combine(System.Environment.GetFolderPath(System.Environment.SpecialFolder.ProgramFiles), "ladybug_tools"));
 
             return env;
         }
-    }
-}
 
+        /// <summary>
+        /// Fix for if user home directory contains ladybug_tools (perhaps from old installation). This will break environments where users rely on that folder overriding the ladybug folder in program files.
+        /// </summary>
+        /// <param name="targetFolder"></param>
+        private static void FixLadybugConfig(string targetFolder)
+        {
+            string userLbtFolder = Path.Combine(System.Environment.GetFolderPath(System.Environment.SpecialFolder.UserProfile), "ladybug_tools");
+            if (!Directory.Exists(userLbtFolder))
+                return;
+
+            BH.Engine.Base.Compute.RecordNote($"The folder '{userLbtFolder}' was found, and as this can cause issues with referenceing Radiance and OpenStudio, the ladybug config has been explicitly pointed to the installation in Program Files.");
 
+            string command = $"{Python.Modify.AddQuotesIfRequired(System.IO.Path.Combine(Python.Query.VirtualEnvironmentDirectory(Query.ToolkitName()), "Scripts", "ladybug.exe"))} set-config ladybug-tools-folder {Python.Modify.AddQuotesIfRequired(targetFolder)}";
 
+            string stdOut = Python.Compute.RunCommandStdout(command);
 
+            BH.Engine.Base.Compute.RecordNote($"Set explicit ladybug config path. stdOut:\n{stdOut}");
+        }
+    }
+}
diff --git a/LadybugTools_Engine/Python/Dockerfile b/LadybugTools_Engine/Python/Dockerfile
@@ -1,5 +1,5 @@
 #The bhom_python_toolkit image must exist in the docker image container, see https://github.com/BHoM/Python_Toolkit.
-FROM bhom_python_toolkit:latest
+FROM bhom_python_toolkit_3_13:latest
 
 #Install ladybugtools_toolkit packages.
 COPY . /LadybugTools_Toolkit
@@ -11,9 +11,9 @@ RUN apt-get update \
     && apt-get install wget -y
 
 #Install openstudio and dependencies.
-RUN wget https://github.com/NREL/OpenStudio/releases/download/v3.10.0/OpenStudio-3.10.0+86d7e215a1-Ubuntu-22.04-x86_64.deb \
-    && dpkg-deb -R OpenStudio-3.10.0+86d7e215a1-Ubuntu-22.04-x86_64.deb . \
-    && rm OpenStudio-3.10.0+86d7e215a1-Ubuntu-22.04-x86_64.deb \
+RUN wget https://github.com/NatLabRockies/OpenStudio/releases/download/v3.11.0/OpenStudio-3.11.0+241b8abb4d-Ubuntu-22.04-x86_64.deb \
+    && dpkg-deb -R OpenStudio-3.11.0+241b8abb4d-Ubuntu-22.04-x86_64.deb . \
+    && rm OpenStudio-3.11.0+241b8abb4d-Ubuntu-22.04-x86_64.deb \
     && apt install libgomp1 libx11-6 -y
 
 #install radiance

diff --git a/LadybugTools_Engine/Python/pyproject.toml b/LadybugTools_Engine/Python/pyproject.toml
@@ -22,85 +22,106 @@ dependencies = [
     "scipy",
     "tables",
     "tqdm",
-    "xlrd","attrs",
-    "Brotli",
-    "click",
-    "click-plugins",
-    "colorama",
-    "contourpy",
-    "cycler",
-    "dragonfly-comparison",
-    "dragonfly-core",
-    "dragonfly-display",
-    "dragonfly-doe2",
-    "dragonfly-energy",
-    "dragonfly-radiance",
-    "dragonfly-schema",
-    "dragonfly-uwg",
-    "fonttools",
-    "honeybee-core",
-    "honeybee-display",
-    "honeybee-doe2",
-    "honeybee-energy",
-    "honeybee-energy-standards",
-    "honeybee-idaice",
-    "honeybee-ies",
-    "honeybee-openstudio",
-    "honeybee-radiance",
-    "honeybee-radiance-command",
-    "honeybee-radiance-folder",
-    "honeybee-radiance-postprocess",
-    "honeybee-schema",
-    "honeybee-standards",
-    "inflate64",
-    "jsonschema",
-    "jsonschema-specifications",
-    "kiwisolver",
-    "ladybug-comfort",
-    "ladybug-core",
-    "ladybug-display",
-    "ladybug-display-schema",
-    "ladybug-geometry",
-    "ladybug-geometry-polyskel",
-    "ladybug-radiance",
-    "ladybug-rhino",
-    "ladybug-vtk",
-    "lbt-dragonfly==0.12.99",
-    "lbt-honeybee==0.9.95",
-    "lbt-ladybug==0.27.150",
-    "lbt-recipes==0.26.23",
-    "lockfile",
-    "luigi",
-    "matplotlib",
-    "multivolumefile",
-    "numpy",
-    "openstudio",
-    "packaging",
-    "pillow",
-    "pollination-handlers",
-    "psutil",
-    "py7zr",
-    "pybcj",
-    "pycryptodomex",
-    "pydantic==1.10.22",
-    "pydantic-openapi-helper==0.2.11",
-    "pyparsing",
-    "pyppmd",
-    "python-daemon",
-    "python-dateutil",
-    "PyYAML",
-    "pyzstd",
-    "queenbee",
-    "queenbee-local",
-    "referencing",
-    "rpds-py",
-    "six",
-    "tenacity",
-    "texttable",
-    "tornado",
-    "typing_extensions",
-    "uwg",
-    "vtk",
+    "xlrd",
+	#----POLLINATION DERIVED DEPENDENCIES----#
+	"annotated-types==0.8.0",
+	"attrs==26.1.0",
+	"backports.zstd==1.7.0",
+	"brotli==1.2.0",
+	"click==8.1.7",
+	"click-plugins==1.1.1.2",
+	"colorama==0.4.6",
+	"contourpy==1.3.3",
+	"cupy-cuda12x==13.6.0",
+	"cycler==0.12.1",
+	"dragonfly-comparison==0.1.4",
+	"dragonfly-core==1.77.1",
+	"dragonfly-designbuilder==0.1.10",
+	"dragonfly-display==0.5.0",
+	"dragonfly-doe2==0.12.19",
+	"dragonfly-energy==1.46.4",
+	"dragonfly-idaice==0.1.4",
+	"dragonfly-iesve==0.2.6",
+	"dragonfly-openstudio==0.2.5",
+	"dragonfly-radiance==0.4.223",
+	"dragonfly-schema==2.2.3",
+	"dragonfly-uwg==0.5.743",
+	"fairyfly-core==0.2.37",
+	"fairyfly-therm==0.10.18",
+	"fairyfly-therm-standards==0.1.0",
+	"fastrlock==0.8.3",
+	"fonttools==4.63.0",
+	"honeybee-core==1.64.65",
+	"honeybee-designbuilder==0.4.5",
+	"honeybee-display==0.6.3",
+	"honeybee-doe2==0.23.6",
+	"honeybee-energy==1.123.23",
+	"honeybee-energy-standards==2.3.4",
+	"honeybee-idaice==1.3.3",
+	"honeybee-ies==0.14.3",
+	"honeybee-openstudio==0.6.0",
+	"honeybee-radiance==1.66.285",
+	"honeybee-radiance-command==1.23.0",
+	"honeybee-radiance-folder==2.11.17",
+	"honeybee-radiance-postprocess==0.5.11",
+	"honeybee-schema==2.2.0",
+	"honeybee-standards==2.0.7",
+	"inflate64==1.0.4",
+	"jsonschema==4.26.0",
+	"jsonschema-specifications==2025.9.1",
+	"kiwisolver==1.5.0",
+	"ladybug-comfort==0.19.5",
+	"ladybug-core==0.44.56",
+	"ladybug-display==0.14.3",
+	"ladybug-display-schema==1.0.1",
+	"ladybug-geometry==1.35.3",
+	"ladybug-geometry-polyskel==1.7.52",
+	"ladybug-radiance==0.2.12",
+	"ladybug-rhino==1.45.0",
+	"ladybug-vtk==0.16.1",
+	"lbt-dragonfly==0.13.218",
+	"lbt-honeybee==0.9.451",
+	"lbt-ladybug==0.27.200",
+	"lbt-recipes==0.28.9",
+	"lockfile==0.12.2",
+	"loguru==0.7.3",
+	"luigi==3.3.0",
+	"matplotlib==3.11.1",
+	"multivolumefile==0.2.3",
+	"numpy==2.1.0",
+	"openstudio==3.11.0",
+	"openstudio-backporter==0.2.0",
+	"packaging==26.3",
+	"pillow==12.3.0",
+	"pollination-handlers==0.10.17",
+	"psutil==7.2.2",
+	"py7zr==1.1.0",
+	"pybcj==1.0.8",
+	"pycryptodomex==3.23.0",
+	"pydantic==2.13.4",
+	"pydantic-openapi-helper==1.0.5",
+	"pydantic_core==2.46.4",
+	"pyparsing==3.3.2",
+	"pyppmd==1.3.1",
+	"python-daemon==3.1.2",
+	"python-dateutil==2.9.0.post0",
+	"PyYAML==6.0.3",
+	"queenbee==2.0.1",
+	"queenbee-local==1.0.3",
+	"referencing==0.37.0",
+	"rpds-py==2026.6.3",
+	"setuptools==80.9.0",
+	"setuptools-scm==9.2.2",
+	"six==1.17.0",
+	"tenacity==8.5.0",
+	"texttable==1.7.0",
+	"tornado==6.5.7",
+	"typing-inspection==0.4.4",
+	"typing_extensions==4.16.0",
+	"uwg==5.8.13",
+	"vtk==9.7.0",
+	"wheel==0.48.0",
+	"win32_setctime==1.2.0; sys_platform == 'win32'",
 ]
 
 [urls]

diff --git a/LadybugTools_Engine/Python/src/ladybugtools_toolkit/categorical/categorical.py b/LadybugTools_Engine/Python/src/ladybugtools_toolkit/categorical/categorical.py
@@ -188,8 +188,7 @@ def cmap(self) -> Colormap:
         colors = [to_rgba(i) for i in colors]
 
         cmap = ListedColormap(colors=colors, name=self.name)
-        cmap.set_over(self.colors[-1])
-        cmap.set_under(self.colors[0])
+        cmap.with_extremes(over=self.colors[-1], under=self.colors[0])
         return cmap
 
     @property

diff --git a/LadybugTools_Engine/Python/src/ladybugtools_toolkit/helpers.py b/LadybugTools_Engine/Python/src/ladybugtools_toolkit/helpers.py
@@ -29,7 +29,7 @@
                               zhang_huang_solar_split)
 from ladybug.sunpath import Sunpath
 from ladybug_geometry.geometry2d import Vector2D
-from meteostat import Hourly, Point
+from meteostat import hourly, Point
 from python_toolkit.bhom.analytics import bhom_analytics
 from .bhom.logger import CONSOLE_LOGGER
 from .ladybug_extension.dt import lb_datetime_from_datetime
@@ -905,7 +905,7 @@ def scrape_meteostat(
         raise ValueError("The end_date must be a datetime object or string.")
 
     location = Point(latitude, longitude, altitude)
-    data = Hourly(location, start_date, end_date).fetch()
+    data = hourly(location, start_date, end_date).fetch()
 
     if len(data) == 0:
         raise ValueError("No data was returned from Meteostat.")

diff --git a/LadybugTools_Engine/Python/src/ladybugtools_toolkit/plot/_evaporative_cooling_potential.py b/LadybugTools_Engine/Python/src/ladybugtools_toolkit/plot/_evaporative_cooling_potential.py
@@ -97,7 +97,7 @@ def evaporative_cooling_potential_epw(epw: EPW, ax: plt.Axes = None, **kwargs) -
         dbt=collection_to_series(epw.dry_bulb_temperature),
         dpt=collection_to_series(epw.dew_point_temperature),
         ax=ax,
-        title=kwargs.pop("title", Path(epw.file_path).name)
+        title=kwargs.pop("title", Path(epw.file_path).name),
         **kwargs
     )
 

diff --git a/LadybugTools_Engine/Python/src/ladybugtools_toolkit/plot/_psychrometric.py b/LadybugTools_Engine/Python/src/ladybugtools_toolkit/plot/_psychrometric.py
@@ -128,9 +128,9 @@ class PsychrometricPolygons:
 
     strategies: list[PassiveStrategy] = field(init=True, default_factory=list)
     strategy_parameters: PassiveStrategyParameters = field(
-        init=True, default=PassiveStrategyParameters()
+        init=True, default_factory=PassiveStrategyParameters
     )
-    pmv_parameter: PMVParameter = field(init=True, default=PMVParameter())
+    pmv_parameter: PMVParameter = field(init=True, default_factory=PMVParameter)
     mean_radiant_temperature: float = field(init=True, default=None)
     air_speed: float = field(init=True, default=0.1)
     metabolic_rate: float = field(init=True, default=1.1)

diff --git a/LadybugTools_Engine/Query/IsPollinationInstalled.cs b/LadybugTools_Engine/Query/IsPollinationInstalled.cs
@@ -37,7 +37,7 @@ public static partial class Query
         [Description("Return True if Pollination is installed to the currently supported version.")]
         [Input("targetPollinationVersion", "The target Pollination version that BHoM currently supports.")]
         [Output("bool", "True if Pollination is installed to the currently supported version.")]
-        public static bool IsPollinationInstalled(string targetPollinationVersion = "1.65.10")
+        public static bool IsPollinationInstalled(string targetPollinationVersion = "1.70.19")
         {
             // check if referenced Python is installed
             string referencedExecutable = System.Environment.GetFolderPath(System.Environment.SpecialFolder.ProgramFiles) + @"\ladybug_tools\python\python.exe";