Added file=sys.stderr in some prints (#157)

src/fprime_gds/executables/comm.py

@@ -64,7 +64,7 @@ def main():
     )
     fprime_gds.common.communication.checksum = args.checksum_type
     if args.comm_adapter == "none":
-        print("[ERROR] Comm adapter set to 'none'. Nothing to do but exit.")
+        print("[ERROR] Comm adapter set to 'none'. Nothing to do but exit.", file=sys.stderr)
         sys.exit(-1)
 
     # Create the handling components for either side of this script, adapter for hardware, and ground for the GDS side

src/fprime_gds/executables/run_deployment.py

@@ -168,7 +168,7 @@ def main():
         if parsed_args.adapter == "ip":
             launchers.append(launch_app)
         else:
-            print("[WARNING] App cannot be auto-launched without IP adapter")
+            print("[WARNING] App cannot be auto-launched without IP adapter", file=sys.stderr)
 
     # Launch the desired GUI package
     if parsed_args.gui == "html":

src/fprime_gds/executables/utils.py

@@ -146,11 +146,12 @@ def get_artifacts_root() -> Path:
         ini_settings = IniSettings.load(ini_file)
     except FprimeLocationUnknownException:
         print(
-            "[ERROR] Not in fprime project and no deployment path provided, unable to find dictionary and/or app"
+            "[ERROR] Not in fprime project and no deployment path provided, unable to find dictionary and/or app",
+            file=sys.stderr
         )
         sys.exit(-1)
     except FprimeSettingsException as e:
-        print("[ERROR]", e)
+        print("[ERROR]", e, file=sys.stderr)
         sys.exit(-1)
     assert (
         "install_destination" in ini_settings
@@ -165,17 +166,18 @@ def find_app(root: Path) -> Path:
     bin_dir = root / "bin"
 
     if not bin_dir.exists():
-        print(f"[ERROR] binary location {bin_dir} does not exist")
+        print(f"[ERROR] binary location {bin_dir} does not exist", file=sys.stderr)
         sys.exit(-1)
 
     files = [child for child in bin_dir.iterdir() if child.is_file()]
     if not files:
-        print(f"[ERROR] App not found in {bin_dir}")
+        print(f"[ERROR] App not found in {bin_dir}", file=sys.stderr)
         sys.exit(-1)
 
     if len(files) > 1:
         print(
-            f"[ERROR] Multiple app candidates in binary location {bin_dir}. Specify app manually with --app."
+            f"[ERROR] Multiple app candidates in binary location {bin_dir}. Specify app manually with --app.",
+            file=sys.stderr
         )
         sys.exit(-1)
 
@@ -186,7 +188,7 @@ def find_dict(root: Path) -> Path:
     dict_dir = root / "dict"
 
     if not dict_dir.exists():
-        print(f"[ERROR] dictionary location {dict_dir} does not exist")
+        print(f"[ERROR] dictionary location {dict_dir} does not exist", file=sys.stderr)
         sys.exit(-1)
 
     files = [
@@ -196,12 +198,13 @@ def find_dict(root: Path) -> Path:
     ]
 
     if not files:
-        print(f"[ERROR] No xml dictionary found in dictionary location {dict_dir}")
+        print(f"[ERROR] No xml dictionary found in dictionary location {dict_dir}", file=sys.stderr)
         sys.exit(-1)
 
     if len(files) > 1:
         print(
-            f"[ERROR] Multiple xml dictionaries found in dictionary location {dict_dir}. Specify dictionary manually with --dictionary."
+            f"[ERROR] Multiple xml dictionaries found in dictionary location {dict_dir}. Specify dictionary manually with --dictionary.",
+            file=sys.stderr
         )
         sys.exit(-1)