def subset_dfs(self,which):
'''
Subsets dfs if certain columns should not be included within
the new merged data frame.
Parameters
=============
which - data frame id.
Output
=============
None
'''
columnKey = '{} data frame'.format(which)
if columnKey not in self.dfColumns:
return
else:
columns = list(self.dfColumns[columnKey].values())
dialog = simpleListboxSelection('Selected columns will be \nused for merging.',
columns)
selection = dialog.selection
self.dfSelection[columnKey] = selection
def define_features(self, id):
dfString = self.blocks[id]['dataFrame'].get()
if dfString not in self.blockIdtoDfId:
tk.messagebox.showinfo('Error..',
'Please select a data frame.',
parent=self.toplevel)
return
dfID = self.blockIdtoDfId[dfString]
numColumns = self.dfClass.get_numeric_columns_by_id(dfID)
if self.blocks[id]['featureInCols'].instate(['selected']):
pass
else:
catColumns = self.dfClass.get_categorical_columns_by_id(dfID)
featureNamesDialog = simple_dialog.simpleUserInputDialog(
['Feature Names'], [catColumns[0]], catColumns,
'Select feature names column',
'Please select Column that holds feature names (Gene names, Lipid names)'
)
if len(featureNamesDialog.selectionOutput) == 0:
return
dialog = simple_dialog.simpleListboxSelection(
'Select feature columns.', numColumns, 'Feature Selection')
if len(dialog.selection) > 0:
featureColumns = dialog.selection
blockDF = self.dfClass.dfs[dfID][featureColumns]
if self.blocks[id]['featureInCols'].instate(['selected']):
self.blocks[id]['blockDF'] = blockDF
self.blocks[id][
'featureNames'] = blockDF.columns.values.tolist()
else:
self.blocks[id]['blockDF'] = blockDF.transpose().values
self.blocks[id][
'featureNames'] = featureNamesDialog.selectionOutput[
'Feature Names']
if self.blocks[id]['scaleData'].instate(['selected']):
self.blocks[id]['blockDF'] = StandardScaler().fit_transform(
self.blocks[id]['blockDF'])
self.blocks[id]['featureButton'].configure(text="\u221A")
def column_selection(self, event=None):
'''
'''
selection = self.get_selected_groups()
if len(selection) == 0:
return
groupName = selection[0]
columns = self.get_columns()
selectionDialog = simpleListboxSelection('Select columns for Group ..',
data=columns)
if len(selectionDialog.selection) != 0:
iids = self.delete_group_member(groupName)
self.add_column_to_group(groupName,
selectionDialog.selection,
update=True)
def custom_column_select(self, file):
'''
'''
dialog = simpleListboxSelection(
'Select columns for upload. Please note that if you want to' +
' upload always the same column index (e.g. at the same position of each file'
+ ' you can also just enter the index in the main window.',
self.fileColumns[file])
selection = dialog.selection
if len(selection) != 0:
index = [self.fileColumns[file].index(x) + 1 for x in selection]
if len(index) == 1:
indexStr = index[0]
else:
indexStr = get_elements_from_list_as_string(
index, addString='', newLine=False, maxStringLength=None)
self.fileWidgets[file]['columnIndex'].delete(0, tk.END)
self.fileWidgets[file]['columnIndex'].insert(0, indexStr)