Merge branch 'issue-278-plotterparam-default-value' into 'master'

Gracefully handle default values of plotterparameters

Closes #278

See merge request !142

beat/editor/scripts/editor_cli.py

@@ -85,13 +85,6 @@ refresh_environment_cache_flag = click.option(
 )
 
 
-START_EPILOG = """\b
-Example:
-        $ beat editor start
-
-"""
-
-
 @with_plugins(pkg_resources.iter_entry_points("beat.editor.cli"))
 @click.group(cls=AliasedGroup)
 @click.option(
@@ -124,7 +117,13 @@ def editor(ctx, environments):
     QCoreApplication.setApplicationVersion(version.__version__)
 
 
-@editor.command(epilog=START_EPILOG)
+@editor.command(
+    epilog="""\b
+Example:
+        $ beat editor start
+
+"""
+)
 @click.pass_context
 @refresh_environment_cache_flag
 @raise_on_error
@@ -146,14 +145,13 @@ def start(ctx):
     return app.exec_()
 
 
-EDIT_EPILOG = """\b
+@editor.command(
+    epilog="""\b
 Example:
         $ beat editor edit algorithm user/my_algo/1
 
 """
-
-
-@editor.command(epilog=EDIT_EPILOG)
+)
 @click.argument("asset_type")
 @click.argument("asset_name")
 @click.pass_context
@@ -176,14 +174,13 @@ def edit(ctx, asset_type, asset_name):
     return app.exec_()
 
 
-ENV_REFRESH_EPILOG = """\b
+@editor.command(
+    epilog="""\b
 Example:
         $ beat editor refresh_env
 
 """
-
-
-@editor.command(epilog=ENV_REFRESH_EPILOG)
+)
 @click.option(
     "--type",
     "-t",

beat/editor/widgets/plotterparameterseditor.py

@@ -23,6 +23,10 @@
 #                                                                             #
 ###############################################################################
 
+import logging
+
+import numpy as np
+
 from PyQt5.QtCore import Qt
 from PyQt5.QtCore import QTimer
 from PyQt5.QtCore import pyqtSignal
@@ -50,6 +54,8 @@ from .parameterwidget import InputType
 from .scrollwidget import ScrollWidget
 from .spinboxes import NumpySpinBox
 
+logger = logging.getLogger(__name__)
+
 
 class ParameterChoiceDialog(QDialog):
     """Dialog to retrieve a value to to add to the editable parameters"""
@@ -120,7 +126,17 @@ class RestrictedParameterWidget(QWidget):
         super().__init__(parent)
 
         self._type = data.get("type", None)
-        self.default = data.get("default", None)
+        default = data.get("default", "" if self._type == "string" else 0)
+        # cast the default value to the required type
+        cast_fn = np.cast[self._type] if self._type != "string" else str
+        try:
+            default = cast_fn(default)
+        except ValueError:
+            logger.exception(
+                f"Failed to convert the default value: {default} to type {self._type}",
+            )
+            default = cast_fn("" if self._type == "string" else 0)
+        self.default = default
 
         self.current_type = InputType[self._type.upper()]
         self.modality = "single"