use proper syntax for example in docstring

Author: SarahAlidoost

PyStemmusScope/save.py

@@ -11,14 +11,16 @@
 convention
 table](https://docs.google.com/spreadsheets/d/1CA3aTvI9piXqRqO-3MGrsH1vW-Sd87D8iZXHGrqK42o/edit#gid=2085475627)..
 
-example:
-from PyStemmusScope import StemmusScope
-from PyStemmusScope import save
-
-model = StemmusScope(config_file, exe_file)
-model.setup()
-model.run()
-save.to_netcdf(model.config, "Variables_will_be_in_NetCDF_file.csv")
+Example:
+
+    >>>from PyStemmusScope import StemmusScope
+    >>>from PyStemmusScope import save
+
+    >>>model = StemmusScope(config_file, exe_file)
+    >>>model.setup()
+    >>>model.run()
+    >>>save.to_netcdf(model.config, "Variables_will_be_in_NetCDF_file.csv")
+
 """
 
 import logging