Added a check for the 'data_capture' argument in 'interface.py'. The check...

Added a check for the 'data_capture' argument in 'interface.py'. The check function is included in 'input_checks.py'.

toarstats/input_checks.py

@@ -7,6 +7,7 @@ check_data - check the given data argument
 check_metadata - check the given metadata argument
 check_seasons - check the given seasons argument
 check_crops - check the given crops argument
+check_data_capture - check the given data capture argument
 """
 
 from collections import namedtuple
@@ -197,3 +198,18 @@ def check_crops(crops_in):
     if not crops_out:
         return None
     return crops_out
+
+
+def check_data_capture(data_capture_in):
+    """Check the given data capture argument.
+
+    :param data_capture_in: the given data capture argument
+
+    :return: The processed data capture argument or None if there was a
+             problem while processing the given data capture argument
+    """
+    if not isinstance(data_capture_in, (float, int)):
+        return None
+    if not 0 <= data_capture_in <= 1:
+        return None
+    return data_capture_in

toarstats/interface.py

@@ -4,9 +4,10 @@ This module contains the following function:
 calculate_statistics - calculate the requested statistics
 """
 
-from toarstats.input_checks import (check_crops, check_data, check_metadata,
-                                    check_sampling, check_seasons,
-                                    check_statistics)
+from toarstats.input_checks import (
+    check_crops, check_data, check_data_capture, check_metadata,
+    check_sampling, check_seasons, check_statistics
+)
 
 
 def calculate_statistics(
@@ -100,3 +101,4 @@ def calculate_statistics(
                                     station_climatic_zone)
     seasons_list = check_seasons(seasons)
     crops_list = check_crops(crops)
+    data_capture_value = check_data_capture(data_capture)