fix: skip null rows when parsing pool metrics CSV

VERSION

@@ -1 +1 @@
-4.2.19
+4.2.20

clients/c/src/un.c

@@ -6013,7 +6013,7 @@ void print_usage(const char *prog) {
  * ============================================================================ */
 
 const char *unsandbox_version(void) {
-    return "4.2.19";
+    return "4.2.20";
 }
 
 const char *unsandbox_detect_language(const char *filename) {

clients/groovy/sync/src/un.groovy

@@ -72,7 +72,7 @@
  * </ol>
  *
  * @author Permacomputer Project
- * @version 4.2.19
+ * @version 4.2.20
  */
 
 import javax.crypto.Mac

clients/javascript/async/package.json

@@ -1,6 +1,6 @@
 {
   "name": "un-async",
-  "version": "4.2.19",
+  "version": "4.2.20",
   "description": "Unsandbox async JavaScript SDK - Execute code in 50+ languages",
   "main": "src/un_async.js",
   "type": "module",

clients/javascript/sync/package.json

@@ -1,6 +1,6 @@
 {
   "name": "un-sync",
-  "version": "4.2.19",
+  "version": "4.2.20",
   "description": "unsandbox.com JavaScript SDK (Isomorphic - Node.js + Browser)",
   "type": "module",
   "main": "src/un.js",

clients/lua/sync/src/un.lua

@@ -15,7 +15,7 @@ local ltn12 = require("ltn12")
 
 local Un = {}
 Un.API_BASE = "https://api.unsandbox.com"
-Un.VERSION = "4.2.19"
+Un.VERSION = "4.2.20"
 
 -- Credential loading
 function Un.load_accounts_csv(path)

clients/perl/sync/src/un.pl

@@ -47,7 +47,7 @@ use Digest::HMAC_SHA256 qw(hmac_sha256_hex);
 use File::HomeDir;
 use Time::HiRes qw(time sleep);
 
-our $VERSION = "4.2.19";
+our $VERSION = "4.2.20";
 our $API_BASE = 'https://api.unsandbox.com';
 
 # Credential system

clients/python/async/setup.py

@@ -7,7 +7,7 @@ from setuptools import setup, find_packages
 
 setup(
     name="unsandbox-async",
-    version="4.2.19",
+    version="4.2.20",
     description="Asynchronous Python SDK for unsandbox.com code execution",
     long_description=open("README.md").read() if False else "Async Python SDK for unsandbox code execution",
     author="unsandbox.com",

clients/python/sync/setup.py

@@ -7,7 +7,7 @@ with open("README.md", "r", encoding="utf-8") as fh:
 
 setup(
     name="unsandbox",
-    version="4.2.19",
+    version="4.2.20",
     author="Unsandbox",
     description="Synchronous Python SDK for unsandbox.com code execution",
     long_description=long_description,

clients/python/sync/src/__init__.py

@@ -27,7 +27,7 @@ from .un import (
     CredentialsError,
 )
 
-__version__ = "4.2.19"
+__version__ = "4.2.20"
 __all__ = [
     "execute_code",
     "execute_async",

clients/rust/async/Cargo.toml

@@ -7,7 +7,7 @@
 
 [package]
 name = "un-async"
-version = "4.2.19"
+version = "4.2.20"
 edition = "2021"
 authors = ["unsandbox.com"]
 description = "Asynchronous Rust SDK for unsandbox.com secure code execution API"

clients/rust/sync/Cargo.toml

@@ -7,7 +7,7 @@
 
 [package]
 name = "un-sync"
-version = "4.2.19"
+version = "4.2.20"
 edition = "2021"
 authors = ["unsandbox.com"]
 description = "Synchronous Rust SDK for unsandbox.com secure code execution API"

scripts/collect-pool-metrics.sh

@@ -175,14 +175,14 @@ report = {
 
 # Parse per-pool time series if available
 if pools_csv:
-    try:
-        import os
-        if os.path.exists(pools_csv):
-            with open(pools_csv) as f:
-                next(f)  # skip header
-                for line in f:
+    import os
+    if os.path.exists(pools_csv):
+        with open(pools_csv) as f:
+            next(f)  # skip header
+            for line in f:
+                try:
                     parts = line.strip().split(',')
-                    if len(parts) >= 8:
+                    if len(parts) >= 8 and parts[2] != 'null':
                         pool_id = parts[1]
                         if pool_id not in pool_samples:
                             pool_samples[pool_id] = {"load1": [], "load5": [], "load15": [], "available": [], "total": []}
@@ -191,8 +191,8 @@ if pools_csv:
                         pool_samples[pool_id]["load15"].append(float(parts[4]))
                         pool_samples[pool_id]["available"].append(int(parts[5]))
                         pool_samples[pool_id]["total"].append(int(parts[6]))
-    except Exception as e:
-        print(f"Warning: Could not parse pools CSV: {e}")
+                except (ValueError, IndexError):
+                    continue  # Skip invalid rows
 
 # Add pool breakdown with time series stats
 if pool_samples: