Work on DateTime for Python

.devcontainer/Dockerfile

@@ -26,7 +26,7 @@ RUN apt-get update && apt-get install -y xz-utils
 # Let it here to avoid conflicts with Microsoft options !!!
 ARG DOTNET_VERSION=8.0.100
 ARG NODE_VERSION=18.8.0
-ARG PYTHON_VERSION=3.11.5
+ARG PYTHON_VERSION=3.10.0
 ARG DART_VERSION=3.1.2
 
 USER vscode
@@ -38,8 +38,20 @@ SHELL ["/bin/zsh", "-c"]
 WORKDIR /home/vscode
 RUN sudo apt install wget
 RUN wget -qO- https://dot.net/v1/dotnet-install.sh | bash -s - --version $DOTNET_VERSION
+# Because .NET doesn't setup the path for us, we need to do it
+# Bash is the default shell for the dev container, we need it for the extensions
+# to work properly
+RUN echo "# Load dotnet path" >> .bashrc
+RUN echo "export DOTNET_ROOT=/home/vscode/.dotnet" >> .bashrc
+RUN echo 'export PATH=$PATH:$DOTNET_ROOT:~/.dotnet/tools' >> .bashrc
+RUN echo 'export DOTNET_RUNNING_IN_CONTAINER=true' >> .bashrc
+Run echo 'export DOTNET_USE_POLLING_FILE_WATCHER=true' >> .bashrc
+# Zsh is the shell used by the user, so we need to setup the path for it too
 RUN echo "# Load dotnet path" >> .zshrc
-RUN echo "export PATH=$PATH:/home/vscode/.dotnet" >> .zshrc
+RUN echo "export DOTNET_ROOT=/home/vscode/.dotnet" >> .zshrc
+RUN echo 'export PATH=$PATH:$DOTNET_ROOT:~/.dotnet/tools' >> .zshrc
+RUN echo 'export DOTNET_RUNNING_IN_CONTAINER=true' >> .zshrc
+Run echo 'export DOTNET_USE_POLLING_FILE_WATCHER=true' >> .zshrc
 # Trigger the dotnet first run experience by running a command
 RUN source .zshrc && dotnet --help
 # Add dotnet zsh completion
@@ -60,10 +72,6 @@ RUN echo '[ -s "$NVM_DIR/bash_completion" ] && \. "$NVM_DIR/bash_completion"  #
 RUN source .zshrc && nvm install $NODE_VERSION
 
 # Install python
-# Install Python build dependencies
-RUN sudo apt-get install -y build-essential libssl-dev zlib1g-dev \
-libbz2-dev libreadline-dev libsqlite3-dev curl \
-libncursesw5-dev xz-utils tk-dev libxml2-dev libxmlsec1-dev libffi-dev liblzma-dev
 # Install pyenv
 RUN curl https://pyenv.run | bash
 RUN echo "# Load pyenv path" >> .zshrc

.devcontainer/devcontainer.json

@@ -24,16 +24,7 @@
 				"tamasfe.even-better-toml"
 			],
 			"settings": {
-				"terminal.integrated.defaultProfile.linux": "zsh",
-				// I don't know why but Ionide and C# extension don't find
-				// the installed dotnet version.
-				// For Ionide, we guide it using the following setting
-				"FSharp.dotnetRoot": "/home/vscode/.dotnet",
-				// For C#, we disable the warning as we don't seems to need it.
-				// If this is a problem, we can probably use the C#/F# dockerfile
-				// as the base and keep our way to install the different target version
-				// .NET included to respect the global.json requirements
-				"csharp.suppressDotnetInstallWarning": true
+				"terminal.integrated.defaultProfile.linux": "zsh"
 			}
 		}
 	},

src/Fable.Cli/CHANGELOG.md

@@ -17,13 +17,73 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 * Fixed nested type with custom hashcode (by @dbrattli)
 * Add 'Double.IsPositiveInfinity' (by @PierreYvesR)
+* [GH-3666](https://github.com/fable-compiler/Fable/pull/3666) Fix for `DateTime` and `TimeSpan` addition (by @dbrattli)
+* [GH-3663](https://github.com/fable-compiler/Fable/pull/3663) Fix `DateTime.Parse` and `DateTime.TryParse` (by @MangelMaxime)
+
+#### JavaScript
+
+* Fix `DateTime.Parse` when providing a 1 digit hour for PM times (`3:5:34 PM`) (by @MangelMaxime)
 
 #### Rust
 
 * Fixed unary negation for signed integer MinValue (by @ncave)
 * Fixed excluding signature files from imports (by @ncave)
 * Fixed generic try_catch closure trait (by @ncave)
 
+#### Dart
+
+* Fix `DateTime.DayOfWeek` (by @MangelMaxime)
+
+### Added
+
+#### Python
+
+* [GH-3663](https://github.com/fable-compiler/Fable/pull/3663) Complete rewrite of `DateTime` supports (by @MangelMaxime)
+
+    *Special thanks to @dbrattli and @ncave for their help*
+
+    * Constructors
+        * From `(year, month, day)` up to `(year, month, day, hour, minute, second, millisecond, microsecond)` (with and without `DateTimeKind`)
+        * From `ticks` (with and without `DateTimeKind`)
+    * Instance methods:
+        * `dt.Year`
+        * `dt.Month`
+        * `dt.Day`
+        * `dt.Hour`
+        * `dt.Minute`
+        * `dt.Second`
+        * `dt.Millisecond`
+        * `dt.Microsecond`
+        * `dt.ToUniversalTime`
+        * `dt.DayOfWeek`
+        * `dt.DayOfYear`
+        * `dt.ToShortDateString`
+        * `dt.ToShortTimeString`
+        * `dt.ToLongDateString`
+        * `dt.ToLongTimeString`
+        * `dt.ToString`
+        * `dt.ToLocalTime`
+        * `dt.Date`
+        * `dt.AddYears`
+        * `dt.AddMonths`
+        * `dt.AddDays`
+        * `dt.AddHours`
+        * `dt.AddMinutes`
+        * `dt.AddSeconds`
+        * `dt.AddMilliseconds`
+        * `dt.AddMicroseconds`
+        * `dt.Kind`
+    * Static methods:
+        * `DateTime.Today`
+        * `DateTime.Now`
+        * `DateTime.Now`
+        * `DateTime.UtcNow`
+        * `DateTime.MinValue`
+        * `DateTime.MaxValue`
+        * `DateTime.Parse`
+        * `DateTime.TryParse`
+        * `DateTime.SpecifyKind`
+
 ## 4.9.0 - 2023-12-14
 
 ### Fixed
@@ -32,7 +92,6 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 * [GH-3655](https://github.com/fable-compiler/Fable/issues/3655) Fix for Python output file names (by @dbrattli)
 * [GH-3660](https://github.com/fable-compiler/Fable/issues/3660) Fix for decimal to string with culture (by @dbrattli)
-* [GH-3666](https://github.com/fable-compiler/Fable/pull/3666) Fix for `DateTime` and `TimeSpan` addition (by @dbrattli)
 
 ## 4.8.1 - 2023-12-12
 

src/Fable.Transforms/Python/Replacements.fs

@@ -4953,6 +4953,56 @@ let debug
             IfThenElse(cond, makeDebugger r, unit, r) |> Some
     | _ -> None
 
+let private ignoreFormatProvider
+    com
+    (ctx: Context)
+    r
+    (moduleName: string)
+    meth
+    args
+    =
+    match meth, args with
+    // Ignore IFormatProvider
+    | "Parse", arg :: _culture :: _styles :: _ ->
+        addWarning
+            com
+            ctx.InlinePath
+            r
+            $"%s{moduleName}.Parse will ignore culture and styles"
+
+        [ arg ]
+    | "Parse", arg :: _culture :: _ ->
+        addWarning
+            com
+            ctx.InlinePath
+            r
+            $"%s{moduleName}.Parse will ignore culture"
+
+        [ arg ]
+    | "TryParse", input :: _culture :: _styles :: defVal :: _ ->
+        addWarning
+            com
+            ctx.InlinePath
+            r
+            $"%s{moduleName}.TryParse will ignore culture and styles"
+
+        [
+            input
+            defVal
+        ]
+    | "TryParse", input :: _culture :: defVal :: _ ->
+        addWarning
+            com
+            ctx.InlinePath
+            r
+            $"%s{moduleName}.TryParse will ignore culture"
+
+        [
+            input
+            defVal
+        ]
+    | _ -> args
+
 let dates
     (com: ICompiler)
     (ctx: Context)
@@ -5009,12 +5059,41 @@ let dates
                 let args =
                     (List.take 6 args)
                     @ [
+                        makeIntConst 0
                         makeIntConst 0
                         last
                     ]
 
                 let argTypes =
                     (List.take 6 i.SignatureArgTypes)
+                    @ [
+                        Int32.Number
+                        Int32.Number
+                        last.Type
+                    ]
+
+                Helper.LibCall(
+                    com,
+                    "Date",
+                    "create",
+                    t,
+                    args,
+                    argTypes,
+                    ?loc = r
+                )
+                |> Some
+            | 8, Number(_, NumberInfo.IsEnum ent) when
+                ent.FullName = "System.DateTimeKind"
+                ->
+                let args =
+                    (List.take 7 args)
+                    @ [
+                        makeIntConst 0
+                        last
+                    ]
+
+                let argTypes =
+                    (List.take 7 i.SignatureArgTypes)
                     @ [
                         Int32.Number
                         last.Type
@@ -5053,7 +5132,6 @@ let dates
             ?loc = r
         )
         |> Some
-    | "get_Kind"
     | "get_Offset" ->
         Naming.removeGetSetPrefix i.CompiledName
         |> Naming.lowerFirst
@@ -5146,17 +5224,6 @@ let dates
                 [ ms ]
 
         Helper.LibCall(com, "Long", "fromNumber", t, args, ?loc = r) |> Some
-    | "get_Ticks" ->
-        Helper.LibCall(
-            com,
-            "Date",
-            "getTicks",
-            t,
-            [ thisArg.Value ],
-            [ thisArg.Value.Type ],
-            ?loc = r
-        )
-        |> Some
     | "get_UtcTicks" ->
         Helper.LibCall(
             com,
@@ -5215,6 +5282,9 @@ let dates
             |> Some
         | _ -> None
     | meth ->
+        let args =
+            ignoreFormatProvider com ctx r i.DeclaringEntityFullName meth args
+
         let meth = Naming.removeGetSetPrefix meth |> Naming.lowerFirst
 
         Helper.LibCall(

src/fable-library-dart/Date.dart

@@ -176,7 +176,7 @@ int day(DateTime d) => d.day;
 int hour(DateTime d) => d.hour;
 int minute(DateTime d) => d.minute;
 int millisecond(DateTime d) => d.millisecond;
-int dayOfWeek(DateTime d) => d.weekday;
+int dayOfWeek(DateTime d) => d.weekday % 7;
 
 int dayOfYear(DateTime d) {
   final _year = d.year;