Fileselection/sc 108

Should be a working version of multiple file reading and writing, (SC-108 etc.) Note that the choice between .csv and .txt is not explicit yet, now the assumption is that everything is .csv, is for next sprint. Also fixed GUI bugs because annoying.

umbra/model.py

+from statistics import Statistics
+from utils import Utils as ut
+
+class Model:
+    """Internal data representation and processing."""
+    def __init__(self):
+        self._stats = Statistics(None)
+        self._data_source = None
+        self._multi_data_shadow = {} # dict because fast and indexing
+        self._data_shadow = None
+        self._analysis_results = None
+        self._multi_results = {}
+        self._save_pref = None
+        self._id = -1
+
+    @property
+    def save_pref(self):
+        return self._save_pref
+
+    @save_pref.setter
+    def save_pref(self, save_pref_code):
+        self._save_pref = save_pref_code
+
+    @property
+    def data_source(self):
+        return self._data_source
+
+    @data_source.setter
+    def data_source(self, data):
+        self._data_source = data
+
+    @property
+    def multi_data_shadow(self):
+        return self._multi_data_shadow
+
+    @multi_data_shadow.setter
+    def multi_data_shadow(self, data):
+        self._multi_data_shadow = data
+
+    @property
+    def data_shadow(self):
+        return self._data_shadow
+
+    @data_shadow.setter
+    def data_shadow(self, data):
+        self._data_shadow = data
+
+    @property
+    def analysis_results(self):
+        return self._analysis_results
+
+    def has_source(self):
+        """Check whether self._data_source has a value."""
+        return self._data_source is not None
+
+    def has_shadow(self):
+        """Check whether self._data_shadow has a value."""
+        return self._data_shadow is not None  \
+            or self._multi_data_shadow is not None
+
+    def analysis_complete(self):
+        """Check whether self._analysis_results has a value."""
+        return self._analysis_results is not None \
+            or self._multi_results is not None
+
+    def compare(self):
+        """"Run the analyses and saves the results."""
+        if self.has_source() and self.has_shadow():
+            if self._multi_data_shadow:
+                for key, data in self._multi_data_shadow.items():
+
+                    if self._id is ut.filter_key(key):
+                        result = self._stats.analyze(self._data_source, data)
+                        ut.add_to_dict(key+"_res", result, self._multi_results)
+                    else:
+                        pass
+            else:
+
+                self._analysis_results = \
+                    self._stats.analyze(self._data_source, self._data_shadow)
+        else:
+            pass