diff --git a/spyder/plugins/variableexplorer/widgets/namespacebrowser.py b/spyder/plugins/variableexplorer/widgets/namespacebrowser.py
index a0e647248fc..f7d2968438e 100644
--- a/spyder/plugins/variableexplorer/widgets/namespacebrowser.py
+++ b/spyder/plugins/variableexplorer/widgets/namespacebrowser.py
@@ -181,15 +181,15 @@ def import_data(self, filenames=None):
self.filename = str(filename)
if os.name == "nt":
self.filename = remove_backslashes(self.filename)
- ext = osp.splitext(self.filename)[1].lower()
+ extension = osp.splitext(self.filename)[1].lower()
- if ext not in iofunctions.load_funcs:
+ if extension not in iofunctions.load_funcs:
buttons = QMessageBox.Yes | QMessageBox.Cancel
answer = QMessageBox.question(self, title,
_("Unsupported file extension '%s'
"
"Would you like to import it anyway "
"(by selecting a known file format)?"
- ) % ext, buttons)
+ ) % extension, buttons)
if answer == QMessageBox.Cancel:
return
formats = list(iofunctions.load_extensions.keys())
@@ -197,11 +197,11 @@ def import_data(self, filenames=None):
_('Open file as:'),
formats, 0, False)
if ok:
- ext = iofunctions.load_extensions[str(item)]
+ extension = iofunctions.load_extensions[str(item)]
else:
return
- load_func = iofunctions.load_funcs[ext]
+ load_func = iofunctions.load_funcs[extension]
# 'import_wizard' (self.setup_io)
if isinstance(load_func, str):
@@ -220,7 +220,7 @@ def import_data(self, filenames=None):
else:
QApplication.setOverrideCursor(QCursor(Qt.WaitCursor))
QApplication.processEvents()
- error_message = self.shellwidget.load_data(self.filename, ext)
+ error_message = self.shellwidget.load_data(self.filename, extension)
QApplication.restoreOverrideCursor()
QApplication.processEvents()
@@ -245,8 +245,10 @@ def save_data(self):
filename = self.filename
if filename is None:
filename = getcwd_or_home()
- ext = osp.splitext(filename)[1].lower()
- if not ext:
+ extension = osp.splitext(filename)[1].lower()
+ if not extension:
+ # Needed to prevent trying to save a data file without extension
+ # See spyder-ide/spyder#7196
filename = filename + '.spydata'
filename, _selfilter = getsavefilename(self, _("Save data"),
filename,