min frequecy now part of writer

src/match_store.py

@@ -8,7 +8,6 @@ from progress_bar import progress
 class MatchStore:
     def __init__(self, args, db):
         self.db = db
-        self.min_frequency = args.min_freq
         self.dispersions = {}
         self.match_num = 0
 

src/writer.py

@@ -6,7 +6,7 @@ from formatter import OutFormatter, OutNoStatFormatter, AllFormatter, StatsForma
 class Writer:
     @staticmethod
     def other_params(args):
-        return (args.multiple_output, int(args.sort_by), args.sort_reversed)
+        return (args.multiple_output, int(args.sort_by), args.sort_reversed, args.min_freq)
 
     @staticmethod
     def make_output_writer(args, num_components, colocation_ids, word_renderer):
@@ -32,10 +32,12 @@ class Writer:
             self.multiple_output = False
             self.sort_by = -1
             self.sort_order = None
+            self.min_frequency = 1
         else:
             self.multiple_output = params[0]
             self.sort_by = params[1]
             self.sort_order = params[2]
+            self.min_frequency = params[3]
 
         self.num_components = num_components
         self.output_file = file_out
@@ -76,6 +78,9 @@ class Writer:
         components = structure.components
 
         for match in colocation_ids.get_matches_for(structure):
+            if len(match) < self.min_frequency:
+                continue
+
             self.formatter.new_match(match)
 
             for words in match.matches: