diff --git a/properties.py b/properties.py
index 8e6e034b86ae0baae6e626d46a6fae276a639878..4ec4c7954064eb32e3a3131212ce0165fb9e947d 100644
--- a/properties.py
+++ b/properties.py
@@ -12,7 +12,7 @@ import pandas as pd
 
 # Supported formats, sources and internal data models -------------------------
 schema_path = os.path.join(os.path.dirname(__file__),'schemas','lib')
-supported_file_formats = [ os.path.basename(x).split(".")[0] for x in glob.glob(schema_path + '/*/*.json') if os.path.basename(x).split(".")[0] == os.path.dirname(x).split("/")[-1]]
+supported_data_models = [ os.path.basename(x).split(".")[0] for x in glob.glob(schema_path + '/*/*.json') if os.path.basename(x).split(".")[0] == os.path.dirname(x).split("/")[-1]]
 supported_sources = [pd.io.parsers.TextFileReader, io.StringIO]
 
 # Data types ------------------------------------------------------------------
@@ -37,12 +37,12 @@ data_type_conversion_args = {}
 for dtype in numeric_types:
     data_type_conversion_args[dtype] = ['scale','offset']
 data_type_conversion_args['str'] = ['disable_white_strip']
-data_type_conversion_args['object'] = ['disable_white_strip'] 
+data_type_conversion_args['object'] = ['disable_white_strip']
 data_type_conversion_args['key'] = ['disable_white_strip']
-data_type_conversion_args['datetime'] = ['datetime_format'] 
+data_type_conversion_args['datetime'] = ['datetime_format']
 
 # Misc ------------------------------------------------------------------------
 tol = 1E-10
 dummy_level = 'SECTION__'
 # Length of reports in initial read
-MAX_FULL_REPORT_WIDTH = 100000
\ No newline at end of file
+MAX_FULL_REPORT_WIDTH = 100000