sbib improve and rg bool

s

@@ -0,0 +1,24 @@
+#! /usr/bin/python
+# adapted from https://stackoverflow.com/questions/59052703/grep-or-ripgrep-how-to-find-only-files-that-match-multiple-patterns-not-only-o
+
+import sys
+import subprocess
+from itertools import permutations
+
+usage = """
+Search with multiple keywords across files within current and subdirs using ripgrep. Provides boolean AND type search.
+
+Usage: s keyword1 keyword2
+e.g. s cerebral cetacean sand | f 
+"""
+ 
+# Check that the user puts in an argument, else print the usage variable, then quit.
+if len(sys.argv)< 2:
+    print (usage)
+    sys.exit(0)
+
+rgarg = '|'.join(('.*'.join(x) for x in permutations(sys.argv[1:])))
+cmd = ['rg', '-lUi', '--multiline-dotall', rgarg, '.']
+#  print(' '.join(cmd))
+proc = subprocess.run(cmd, capture_output=True)
+sys.stdout.write(proc.stdout.decode('utf-8'))