job-shop plugin to change decimal operators for proc times if they are given in commas

dream/plugins/JobShop/ChangeDecimalOperators.py

+from copy import copy
+import json
+import time
+import random
+import operator
+from datetime import datetime
+
+from dream.plugins import plugin
+
+class ChangeDecimalOperators(plugin.InputPreparationPlugin):
+  """ Input preparation
+      if times are given with ',' as decimal operator this plugin replaces them to '.'
+  """
+
+  def preprocess(self, data):
+    """ replace ',' to '.' in the processing times of workplan spreadsheet
+    """
+    self.data = copy(data)
+    orders = self.data["input"].get("BOM",{}).get("productionOrders",{})
+    WPdata = data["input"].get("workplan_spreadsheet",[])
+    # processing time is in column 7. But read it if this changes
+    i=0
+    procTimeColumn=7
+    for record in WPdata[0]:
+        if "Processing" in record:
+            procTimeColumn=i
+            break
+        i+=1
+    
+    # replace ',' to '.' for every entry
+    for row in WPdata:
+        if row[procTimeColumn]:
+            row[procTimeColumn]=str(row[procTimeColumn])
+            row[procTimeColumn]=row[procTimeColumn].replace(',','.')
+    return data
+
+if __name__ == '__main__':
+    pass
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