Enable support for Python3.11 (#3343)

* Enable support for 3.11

src/Azure.Functions.Cli/Azure.Functions.Cli.csproj

@@ -97,6 +97,9 @@
     <EmbeddedResource Include="StaticResources\Dockerfile.python3.10">
       <LogicalName>$(AssemblyName).Dockerfile.python3.10</LogicalName>
     </EmbeddedResource>
+    <EmbeddedResource Include="StaticResources\Dockerfile.python3.11">
+      <LogicalName>$(AssemblyName).Dockerfile.python3.11</LogicalName>
+    </EmbeddedResource>
     <EmbeddedResource Include="StaticResources\Dockerfile.typescript">
       <LogicalName>$(AssemblyName).Dockerfile.typescript</LogicalName>
     </EmbeddedResource>

src/Azure.Functions.Cli/Common/Constants.cs

@@ -165,6 +165,7 @@ public static class DockerImages
             public const string LinuxPython38ImageAmd64 = "mcr.microsoft.com/azure-functions/python:3.0.15066-python3.8-buildenv";
             public const string LinuxPython39ImageAmd64 = "mcr.microsoft.com/azure-functions/python:3.0.15066-python3.9-buildenv";
             public const string LinuxPython310ImageAmd64 = "mcr.microsoft.com/azure-functions/python:4-python3.10-buildenv";
+            public const string LinuxPython311ImageAmd64 = "mcr.microsoft.com/azure-functions/python:4-python3.11-buildenv";
         }
 
         public static class StaticResourcesNames

src/Azure.Functions.Cli/Helpers/PythonHelpers.cs

@@ -165,31 +165,31 @@ public static void AssertPythonVersion(WorkerLanguageVersionInfo pythonVersion,
         {
             if (pythonVersion?.Version == null)
             {
-                var message = "Could not find a Python version. Python 3.6.x, 3.7.x, 3.8.x, 3.9.x, or 3.10.x is recommended, and used in Azure Functions.";
+                var message = "Could not find a Python version. Python 3.6.x, 3.7.x, 3.8.x, 3.9.x, 3.10.x or 3.11.x is recommended, and used in Azure Functions.";
                 if (errorIfNoVersion) throw new CliException(message);
                 ColoredConsole.WriteLine(WarningColor(message));
                 return;
             }
 
             ColoredConsole.WriteLine(AdditionalInfoColor($"Found Python version {pythonVersion.Version} ({pythonVersion.ExecutablePath})."));
 
-            // Python 3.[6|7|8|9|10] (supported)
+            // Python 3.[6|7|8|9|10|11] (supported)
             if (IsVersionSupported(pythonVersion))
             {
                 return;
             }
 
-            // Python 3.x (but not 3.[6|7|8|9|10]), not recommended, may fail. E.g.: 3.4, 3.5.
+            // Python 3.x (but not 3.[6|7|8|9|10|11]), not recommended, may fail. E.g.: 3.4, 3.5.
             if (pythonVersion.Major == 3)
             {
                 if (errorIfNotSupported)
-                    throw new CliException($"Python 3.6.x to 3.10.x is required for this operation. " +
-                        $"Please install Python 3.6, 3.7, 3.8, 3.9, or 3.10 and use a virtual environment to switch to Python 3.6, 3.7, 3.8, 3.9, or 3.10.");
-                ColoredConsole.WriteLine(WarningColor("Python 3.6.x, 3.7.x, 3.8.x, 3.9.x, or 3.10.x is recommended, and used in Azure Functions."));
+                    throw new CliException($"Python 3.6.x to 3.11.x is required for this operation. " +
+                        $"Please install Python 3.6, 3.7, 3.8, 3.9, 3.10 or 3.11 and use a virtual environment to switch to Python 3.6, 3.7, 3.8, 3.9, 3.10 or 3.11.");
+                ColoredConsole.WriteLine(WarningColor("Python 3.6.x, 3.7.x, 3.8.x, 3.9.x, 3.10.x or 3.11.x is recommended, and used in Azure Functions."));
             }
 
             // No Python 3
-            var error = "Python 3.x (recommended version 3.[6|7|8|9|10]) is required.";
+            var error = "Python 3.x (recommended version 3.[6|7|8|9|10|11]) is required.";
             if (errorIfNoVersion) throw new CliException(error);
             ColoredConsole.WriteLine(WarningColor(error));
         }
@@ -222,6 +222,7 @@ public static async Task<WorkerLanguageVersionInfo> GetEnvironmentPythonVersion(
             var python38GetVersionTask = GetVersion("python3.8");
             var python39GetVersionTask = GetVersion("python3.9");
             var python310GetVersionTask = GetVersion("python3.10");
+            var python311GetVersionTask = GetVersion("python3.11");
 
             var versions = new List<WorkerLanguageVersionInfo>
             {
@@ -233,6 +234,7 @@ public static async Task<WorkerLanguageVersionInfo> GetEnvironmentPythonVersion(
                 await python38GetVersionTask,
                 await python39GetVersionTask,
                 await python310GetVersionTask,
+                await python311GetVersionTask,
             };
 
             // Highest preference -- Go through the list, if we find the first python 3.6 or python 3.7 worker, we prioritize that.
@@ -553,6 +555,8 @@ public static Task<string> GetDockerInitFileContent(WorkerLanguageVersionInfo in
                         return StaticResources.DockerfilePython39;
                     case 10:
                         return StaticResources.DockerfilePython310;
+                    case 11:
+                        return StaticResources.DockerfilePython311;
                 }
             }
             return StaticResources.DockerfilePython37;
@@ -574,6 +578,8 @@ private static string GetBuildNativeDepsEnvironmentImage(WorkerLanguageVersionIn
                         return Constants.DockerImages.LinuxPython39ImageAmd64;
                     case 10:
                         return Constants.DockerImages.LinuxPython310ImageAmd64;
+                    case 11:
+                        return Constants.DockerImages.LinuxPython311ImageAmd64;
                 }
             }
             return Constants.DockerImages.LinuxPython36ImageAmd64;
@@ -585,6 +591,7 @@ private static bool IsVersionSupported(WorkerLanguageVersionInfo info)
             {
                 switch (info?.Minor)
                 {
+                    case 11:
                     case 10:
                     case 9:
                     case 8:

src/Azure.Functions.Cli/StaticResources/Dockerfile.python3.11

@@ -0,0 +1,11 @@
+# To enable ssh & remote debugging on app service change the base image to the one below
+# FROM mcr.microsoft.com/azure-functions/python:4-python3.11-appservice
+FROM mcr.microsoft.com/azure-functions/python:4-python3.11
+
+ENV AzureWebJobsScriptRoot=/home/site/wwwroot \
+    AzureFunctionsJobHost__Logging__Console__IsEnabled=true
+
+COPY requirements.txt /
+RUN pip install -r /requirements.txt
+
+COPY . /home/site/wwwroot

src/Azure.Functions.Cli/StaticResources/StaticResources.cs

@@ -50,6 +50,8 @@ public static async Task<string> GetValue(string name)
 
         public static Task<string> DockerfilePython310 => GetValue("Dockerfile.python3.10");
 
+        public static Task<string> DockerfilePython311 => GetValue("Dockerfile.python3.11");
+
         public static Task<string> DockerfilePowershell7 => GetValue("Dockerfile.powershell7");
 
         public static Task<string> DockerfilePowershell72 => GetValue("Dockerfile.powershell7.2");

test/Azure.Functions.Cli.Tests/PythonHelperTests.cs

@@ -71,6 +71,7 @@ public void ShouldHaveMatchingLinuxFxVersion(string linuxFxVersion, int major, i
         [InlineData("3.8.0", false)]
         [InlineData("3.9.0", false)]
         [InlineData("3.10.0", false)]
+        [InlineData("3.11.0", false)]
         public void AssertPythonVersion(string pythonVersion, bool expectException)
         {
             WorkerLanguageVersionInfo worker = new WorkerLanguageVersionInfo(WorkerRuntime.python, pythonVersion, "python");
@@ -92,11 +93,11 @@ public SkipIfPythonNonExistFact()
             string[] pythons;
             if (RuntimeInformation.IsOSPlatform(OSPlatform.Windows))
             {
-                pythons = new string[] { "python.exe", "python3.exe", "python36.exe", "python37.exe", "python38.exe", "python39.exe", "python310.exe", "py.exe" };
+                pythons = new string[] { "python.exe", "python3.exe", "python36.exe", "python37.exe", "python38.exe", "python39.exe", "python310.exe", "python311.exe", "py.exe" };
             }
             else
             {
-                pythons = new string[] { "python", "python3", "python36", "python37", "python38", "python39", "python310" };
+                pythons = new string[] { "python", "python3", "python36", "python37", "python38", "python39", "python310", "python311" };
             }
 
             string pythonExe = pythons.FirstOrDefault(p => CheckIfPythonExist(p));