diff --git a/beat/web/experiments/serializers.py b/beat/web/experiments/serializers.py
index fb6e31ef238339d88b454e15c2178a38ba25aae9..af135eac88f9e2957bd77b40ae3ca4b3d7610186 100755
--- a/beat/web/experiments/serializers.py
+++ b/beat/web/experiments/serializers.py
@@ -39,7 +39,7 @@ from datetime import datetime
 import simplejson as json
 
 
-#----------------------------------------------------------
+# ----------------------------------------------------------
 
 
 class ExperimentSerializer(ShareableSerializer):
@@ -59,33 +59,37 @@ class ExperimentSerializer(ShareableSerializer):
 
     class Meta:
         model = Experiment
-        fields = '__all__'
-        default_fields = ShareableSerializer.Meta.default_fields + ['name', 'toolchain',
-                                                                    'datasets', 'short_description',
-                                                                    'creation_date', 'start_date', 'end_date',
-                                                                    'duration', 'status',
-                                                                    'accessibility',
-                                                                    'attestation_number', 'attestation_locked',
-                                                                    'cpu_time', 'data_read', 'data_written',
-                                                                    'is_owner']
-
+        fields = "__all__"
+        default_fields = ShareableSerializer.Meta.default_fields + [
+            "name",
+            "toolchain",
+            "datasets",
+            "short_description",
+            "creation_date",
+            "start_date",
+            "end_date",
+            "duration",
+            "status",
+            "accessibility",
+            "attestation_number",
+            "attestation_locked",
+            "cpu_time",
+            "data_read",
+            "data_written",
+            "is_owner",
+        ]
 
     def __init__(self, *args, **kwargs):
         super(ExperimentSerializer, self).__init__(*args, **kwargs)
         self.statistics = {}
 
     def __get_statistics(self, obj, key):
-        if not obj in self.statistics:
-            self.statistics[obj] = {
-                'cpu_time': 0,
-                'data_read': 0,
-                'data_written': 0
-            }
+        if obj not in self.statistics:
+            self.statistics[obj] = {"cpu_time": 0, "data_read": 0, "data_written": 0}
             for block in obj.blocks.all():
-                self.statistics[obj]['cpu_time'] += block.cpu_time()
-                self.statistics[obj]['data_read'] += block.data_read_size()
-                self.statistics[obj]['data_written'] += \
-                    block.data_written_size()
+                self.statistics[obj]["cpu_time"] += block.cpu_time()
+                self.statistics[obj]["data_read"] += block.data_read_size()
+                self.statistics[obj]["data_written"] += block.data_written_size()
         return self.statistics[obj][key]
 
     def get_datasets(self, obj):
@@ -112,11 +116,11 @@ class ExperimentSerializer(ShareableSerializer):
         end_date = self.get_end_date(obj)
 
         if (start_date is None) or (end_date is None):
-            return '-'
+            return "-"
 
         duration = end_date - start_date
 
-        duration_seconds = max(duration.seconds, 1) # At least one second
+        duration_seconds = max(duration.seconds, 1)  # At least one second
 
         seconds = duration_seconds % 60
         minutes = ((duration_seconds - seconds) % 3600) / 60
@@ -129,19 +133,19 @@ class ExperimentSerializer(ShareableSerializer):
                 minutes = 0
                 hours += 1
 
-        return '%dh%02d' % (hours, minutes)
+        return "%dh%02d" % (hours, minutes)
 
     def get_cpu_time(self, obj):
-        return self.__get_statistics(obj, 'cpu_time')
+        return self.__get_statistics(obj, "cpu_time")
 
     def get_data_read(self, obj):
-        return self.__get_statistics(obj, 'data_read')
+        return self.__get_statistics(obj, "data_read")
 
     def get_data_written(self, obj):
-        return self.__get_statistics(obj, 'data_written')
+        return self.__get_statistics(obj, "data_written")
 
 
-#----------------------------------------------------------
+# ----------------------------------------------------------
 
 
 class AnalyzerSerializer(serializers.ModelSerializer):
@@ -149,7 +153,7 @@ class AnalyzerSerializer(serializers.ModelSerializer):
 
     class Meta:
         model = Block
-        fields = '__all__'
+        fields = "__all__"
 
     def get_results(self, obj):
         results = {}
@@ -158,48 +162,48 @@ class AnalyzerSerializer(serializers.ModelSerializer):
         if db_results.count() > 0:
             for result_entry in db_results:
                 results[result_entry.name] = {
-                    'type':    result_entry.type,
-                    'primary': result_entry.primary,
-                    'value':   result_entry.value(),
+                    "type": result_entry.type,
+                    "primary": result_entry.primary,
+                    "value": result_entry.value(),
                 }
         else:
             dataformat_declaration = json.loads(obj.algorithm.result_dataformat)
 
             for field, type in dataformat_declaration.items():
-                primary = (field[0] == '+')
+                primary = field[0] == "+"
 
                 results[field[1:] if primary else field] = {
-                    'type':    type,
-                    'primary': primary,
-                    'value':   None,
+                    "type": type,
+                    "primary": primary,
+                    "value": None,
                 }
 
         return results
 
 
-#----------------------------------------------------------
+# ----------------------------------------------------------
 
 
 class BlockErrorSerializer(serializers.ModelSerializer):
-    block = serializers.CharField(source='name')
-    algorithm = serializers.CharField(source='algorithm.fullname')
+    block = serializers.CharField(source="name")
+    algorithm = serializers.CharField(source="algorithm.fullname")
     stdout = serializers.CharField()
     stderr = serializers.CharField()
-    details = serializers.CharField(source='error_report')
+    details = serializers.CharField(source="error_report")
 
     class Meta:
         model = Block
-        fields = '__all__'
+        fields = "__all__"
 
 
-#----------------------------------------------------------
+# ----------------------------------------------------------
 
 
 class ExperimentResultsSerializer(ShareableSerializer):
     started = serializers.SerializerMethodField()
     done = serializers.SerializerMethodField()
     failed = serializers.SerializerMethodField()
-    attestation = serializers.IntegerField(source='attestation.number')
+    attestation = serializers.IntegerField(source="attestation.number")
     blocks_status = serializers.SerializerMethodField()
     execution_info = serializers.SerializerMethodField()
     execution_order = serializers.SerializerMethodField()
@@ -214,14 +218,29 @@ class ExperimentResultsSerializer(ShareableSerializer):
 
     class Meta(ShareableSerializer.Meta):
         model = Experiment
-        fields = '__all__'
-        default_fields = ['started', 'done', 'failed', 'status', 'blocks_status',
-                          'results', 'attestation', 'declaration',
-                          'errors', 'sharing', 'accessibility',
-                          'execution_info', 'execution_order']
+        fields = "__all__"
+        default_fields = [
+            "started",
+            "done",
+            "failed",
+            "status",
+            "blocks_status",
+            "results",
+            "attestation",
+            "declaration",
+            "errors",
+            "sharing",
+            "accessibility",
+            "execution_info",
+            "execution_order",
+        ]
 
     def get_started(self, obj):
-        return obj.status not in [Experiment.PENDING, Experiment.SCHEDULED, Experiment.CANCELLING]
+        return obj.status not in [
+            Experiment.PENDING,
+            Experiment.SCHEDULED,
+            Experiment.CANCELLING,
+        ]
 
     def get_done(self, obj):
         return obj.status in [Experiment.DONE, Experiment.FAILED]
@@ -233,33 +252,33 @@ class ExperimentResultsSerializer(ShareableSerializer):
         results = {}
         for block in obj.blocks.iterator():
             if block.status == Block.DONE:
-                results[block.name] = 'generated'
+                results[block.name] = "generated"
             elif block.status == Block.PENDING:
-                results[block.name] = 'pending'
+                results[block.name] = "pending"
             elif block.status == Block.FAILED:
-                results[block.name] = 'failed'
+                results[block.name] = "failed"
             elif block.status == Block.CANCELLED:
-                results[block.name] = 'cancelled'
+                results[block.name] = "cancelled"
             elif obj.status == Experiment.CANCELLING:
-                results[block.name] = 'cancelling'
+                results[block.name] = "cancelling"
             else:
-                results[block.name] = 'processing'
+                results[block.name] = "processing"
         return results
 
     def get_execution_info(self, obj):
         results = {}
         for block in obj.blocks.iterator():
             results[block.name] = {
-                'linear_execution_time':   block.linear_execution_time(),
-                'speed_up_real':           block.speed_up_real(),
-                'speed_up_maximal':        block.speed_up_maximal(),
-                'queuing_time':            block.queuing_time(),
+                "linear_execution_time": block.linear_execution_time(),
+                "speed_up_real": block.speed_up_real(),
+                "speed_up_maximal": block.speed_up_maximal(),
+                "queuing_time": block.queuing_time(),
             }
         return results
 
     def get_execution_order(self, obj):
         results = []
-        for block in obj.blocks.order_by('execution_order').iterator():
+        for block in obj.blocks.order_by("execution_order").iterator():
             results.append(block.name)
         return results
 
@@ -267,18 +286,20 @@ class ExperimentResultsSerializer(ShareableSerializer):
         results = {}
         for k in obj.blocks.filter(analyzer=True).all():
             serializer = AnalyzerSerializer(k)
-            results[k.name] = serializer.data['results']
+            results[k.name] = serializer.data["results"]
         return results
 
     def get_errors(self, obj):
-        serializer = BlockErrorSerializer(obj.blocks.filter(outputs__error_report__isnull=False), many=True)
+        serializer = BlockErrorSerializer(
+            obj.blocks.filter(outputs__error_report__isnull=False), many=True
+        )
         return serializer.data
 
     def get_html_description(self, obj):
         d = obj.description
         if len(d) > 0:
             return restructuredtext(d)
-        return ''
+        return ""
 
     def get_description(self, obj):
         return obj.description
@@ -288,8 +309,8 @@ class ExperimentResultsSerializer(ShareableSerializer):
             return None
 
         return {
-            'date': obj.start_date.strftime("%b %d, %Y, %-H:%M"),
-            'natural': naturaltime(obj.start_date),
+            "date": obj.start_date.strftime("%b %d, %Y, %-H:%M"),
+            "natural": naturaltime(obj.start_date),
         }
 
     def get_display_end_date(self, obj):
@@ -297,6 +318,6 @@ class ExperimentResultsSerializer(ShareableSerializer):
             return None
 
         return {
-            'date': obj.end_date.strftime("%b %d, %Y, %-H:%M"),
-            'natural': naturaltime(obj.end_date),
+            "date": obj.end_date.strftime("%b %d, %Y, %-H:%M"),
+            "natural": naturaltime(obj.end_date),
         }