Add automated LSTM retraining

2026-06-20 20:04:08 +03:00
parent de9de755f5
commit bac55f22b7
6 changed files with 277 additions and 1 deletions
@@ -0,0 +1,102 @@
+[CmdletBinding()]
+param(
+    [string]$Symbols = "",
+    [int]$Limit = 0,
+    [string]$Lookbacks = "",
+    [string]$Units = "",
+    [string]$Ridges = "",
+    [string]$Interval = "",
+    [string]$EnvFile = ""
+)
+
+$ErrorActionPreference = "Stop"
+
+$RepoRoot = (Resolve-Path (Join-Path $PSScriptRoot "..")).Path
+$RuntimeDir = Join-Path $RepoRoot "runtime"
+$LogFile = Join-Path $RuntimeDir "lstm_retrain.log"
+New-Item -ItemType Directory -Force -Path $RuntimeDir | Out-Null
+
+function Write-RetrainLog {
+    param([string]$Message)
+    $timestamp = Get-Date -Format "yyyy-MM-dd HH:mm:ssK"
+    "[$timestamp] $Message" | Tee-Object -FilePath $LogFile -Append
+}
+
+function Resolve-Python {
+    $venvPython = Join-Path $RepoRoot ".venv\Scripts\python.exe"
+    if (Test-Path $venvPython) {
+        return $venvPython
+    }
+
+    $userPython = Join-Path $env:LOCALAPPDATA "Programs\TradeBotPython312\python.exe"
+    if (Test-Path $userPython) {
+        return $userPython
+    }
+
+    foreach ($candidate in @("python.exe", "python")) {
+        $command = Get-Command $candidate -ErrorAction SilentlyContinue
+        if (-not $command) {
+            continue
+        }
+        return $command.Source
+    }
+    throw "Python was not found. Create .venv or install Python 3.12."
+}
+
+if (-not $Symbols -and $env:LSTM_RETRAIN_SYMBOLS) { $Symbols = $env:LSTM_RETRAIN_SYMBOLS }
+if ($Limit -le 0) {
+    $Limit = if ($env:LSTM_RETRAIN_LIMIT) { [int]$env:LSTM_RETRAIN_LIMIT } else { 1000 }
+}
+if (-not $Lookbacks) { $Lookbacks = if ($env:LSTM_RETRAIN_LOOKBACKS) { $env:LSTM_RETRAIN_LOOKBACKS } else { "16,32" } }
+if (-not $Units) { $Units = if ($env:LSTM_RETRAIN_UNITS) { $env:LSTM_RETRAIN_UNITS } else { "4,6" } }
+if (-not $Ridges) { $Ridges = if ($env:LSTM_RETRAIN_RIDGES) { $env:LSTM_RETRAIN_RIDGES } else { "0.001" } }
+if (-not $Interval -and $env:LSTM_RETRAIN_INTERVAL) { $Interval = $env:LSTM_RETRAIN_INTERVAL }
+if (-not $EnvFile -and $env:LSTM_RETRAIN_ENV) { $EnvFile = $env:LSTM_RETRAIN_ENV }
+if (-not $EnvFile -and (Test-Path (Join-Path $RepoRoot ".env"))) { $EnvFile = Join-Path $RepoRoot ".env" }
+
+$mutex = New-Object System.Threading.Mutex($false, "TradeBotLstmRetrainer")
+$hasLock = $false
+$pushedLocation = $false
+
+try {
+    $hasLock = $mutex.WaitOne(0)
+    if (-not $hasLock) {
+        Write-RetrainLog "Another LSTM retrain is already running; skipping."
+        exit 0
+    }
+
+    $python = Resolve-Python
+    $trainerArgs = @(
+        "-u",
+        "tools\train_lstm_forecaster.py",
+        "--limit", $Limit.ToString(),
+        "--lookbacks", $Lookbacks,
+        "--units", $Units,
+        "--ridges", $Ridges
+    )
+    if ($Symbols) { $trainerArgs += @("--symbols", $Symbols) }
+    if ($Interval) { $trainerArgs += @("--interval", $Interval) }
+    if ($EnvFile) { $trainerArgs += @("--env", $EnvFile) }
+
+    Push-Location $RepoRoot
+    $pushedLocation = $true
+    Write-RetrainLog "Starting LSTM retrain: $python $($trainerArgs -join ' ')"
+    & $python @trainerArgs 2>&1 | Tee-Object -FilePath $LogFile -Append
+    if ($LASTEXITCODE -ne 0) {
+        throw "Trainer failed with exit code $LASTEXITCODE."
+    }
+    Write-RetrainLog "Finished LSTM retrain."
+}
+catch {
+    Write-RetrainLog "ERROR: $($_.Exception.Message)"
+    exit 1
+}
+finally {
+    if ($pushedLocation) {
+        Pop-Location -ErrorAction SilentlyContinue
+    }
+    if ($hasLock) {
+        $mutex.ReleaseMutex()
+    }
+    $mutex.Dispose()
+}