fix: remove redundant imports

Author: rabii-chaarani

m2l/processing/algorithms/sampler.py

@@ -26,20 +26,14 @@
     QgsProcessingParameterFeatureSource,
     QgsProcessingParameterRasterLayer,
     QgsProcessingParameterEnum,
-    QgsProcessingParameterRasterLayer,
-    QgsProcessingParameterEnum,
     QgsProcessingParameterNumber,
     QgsFields,
-    QgsFields,
     QgsField,
     QgsFeature,
     QgsGeometry,
     QgsPointXY,
     QgsVectorLayer,
     QgsWkbTypes,
-    QgsCoordinateReferenceSystem,
-    QgsVectorLayer,
-    QgsWkbTypes,
     QgsCoordinateReferenceSystem
 )
 # Internal imports
@@ -167,17 +161,12 @@ def processAlgorithm(
         geology = qgsLayerToGeoDataFrame(geology)
         spatial_data_gdf = qgsLayerToGeoDataFrame(spatial_data)
         dtm_gdal = gdal.Open(dtm.source()) if dtm is not None and dtm.isValid() else None
-        spatial_data_gdf = qgsLayerToGeoDataFrame(spatial_data)
-        dtm_gdal = gdal.Open(dtm.source()) if dtm is not None and dtm.isValid() else None
 
         if sampler_type == "Decimator":
             feedback.pushInfo("Sampling...")
             sampler = SamplerDecimator(decimation=decimation, dtm_data=dtm_gdal, geology_data=geology)
             samples = sampler.sample(spatial_data_gdf)
-            sampler = SamplerDecimator(decimation=decimation, dtm_data=dtm_gdal, geology_data=geology)
-            samples = sampler.sample(spatial_data_gdf)
 
-        
         if sampler_type == "Spacing":
             feedback.pushInfo("Sampling...")
             sampler = SamplerSpacing(spacing=spacing, dtm_data=dtm_gdal, geology_data=geology)
@@ -203,33 +192,6 @@ def processAlgorithm(
             crs
         )
 
-        if samples is not None and not samples.empty:
-            for _index, row in samples.iterrows():
-                feature = QgsFeature(fields)
-                
-                # decimator has z values
-                if 'Z' in samples.columns and pd.notna(row.get('Z')):
-                    wkt = f"POINT Z ({row['X']} {row['Y']} {row['Z']})"
-                    feature.setGeometry(QgsGeometry.fromWkt(wkt))
-                else:
-                    #spacing has no z values
-                    feature.setGeometry(QgsGeometry.fromPointXY(QgsPointXY(row['X'], row['Y'])))
-                
-                feature.setAttributes([
-                    str(row.get('ID', '')),
-                    float(row.get('X', 0)),
-                    float(row.get('Y', 0)),
-                    float(row.get('Z', 0)) if pd.notna(row.get('Z')) else 0.0,
-                    str(row.get('featureId', ''))
-                ])
-                
-                sink.addFeature(feature)
-
-            fields,
-            QgsWkbTypes.PointZ if 'Z' in (samples.columns if samples is not None else []) else QgsWkbTypes.Point,
-            crs
-        )
-
         if samples is not None and not samples.empty:
             for _index, row in samples.iterrows():
                 feature = QgsFeature(fields)