def test_copyDataFrame(copy, operator):
dataFrame = pandas.DataFrame([0], columns=['A'])
model = DataFrameModel(dataFrame, copyDataFrame=copy)
assert operator(id(model.dataFrame()), id(dataFrame))
model.setDataFrame(dataFrame, copyDataFrame=copy)
assert operator(id(model.dataFrame()), id(dataFrame))
def test_setDataFrame():
dataFrame = pandas.DataFrame([0], columns=['A'])
model = DataFrameModel()
model.setDataFrame(dataFrame)
assert not model.dataFrame().empty
assert model.dataFrame() is dataFrame
with pytest.raises(TypeError) as excinfo:
model.setDataFrame(None)
assert "pandas.core.frame.DataFrame" in str(excinfo.value)
def open_merge_purge_dialog(self, model: DataFrameModel = None):
if model is None:
model = self.get_tree_selected_model()
df = model.dataFrame()
file_base, ext = os.path.splitext(model.filePath)
dedupe_model = create_standard_item_model(df.columns)
sort_model = create_standard_item_model(df.columns)
self.dialog_merge_purge.set_handler_dedupe_on(
column_model=dedupe_model, default_model=None)
self.dialog_merge_purge.set_handler_sort_on(column_model=sort_model,
default_model=None)
self.dialog_merge_purge.configure(source_path=model.filePath,
dest_path=file_base + "_merged" +
ext)
self.dialog_merge_purge.show()
def test_remove_columns_random(self, dataFrame):
columnNames = dataFrame.columns.tolist()
columnNames = [(i, n) for i, n in enumerate(columnNames)]
for cycle in range(1000):
elements = random.randint(1, len(columnNames))
names = random.sample(columnNames, elements)
df = dataFrame.copy()
model = DataFrameModel(df)
assert not model.removeDataFrameColumns(names)
model.enableEditing(True)
model.removeDataFrameColumns(names)
_columnSet = set(columnNames)
_removedSet = set(names)
remainingColumns = _columnSet - _removedSet
for idx, col in remainingColumns:
assert col in model.dataFrame().columns.tolist()
def test_initDataFrameWithDataFrame():
dataFrame = pandas.DataFrame([0], columns=['A'])
model = DataFrameModel(dataFrame)
assert not model.dataFrame().empty
assert model.dataFrame() is dataFrame
def test_initDataFrame():
model = DataFrameModel()
assert model.dataFrame().empty