small refactor + readme update

utils.py

@@ -1,7 +1,7 @@
 #!/bin/python
 import re
 
-def parse_resistors(raw_input):
+def parse_values(raw_input):
     values = []
     tokens = raw_input.replace(',', ' ').split()
 
@@ -15,12 +15,21 @@ def parse_resistors(raw_input):
             raise ValueError(f"Invalid component value '{token}' (must be positive)")
 
         suffix = match.group(2)
-        if suffix == 'K':
-            multiplier = 1e3
-        elif suffix == 'M':
-            multiplier = 1e6
-        else:
-            multiplier = 1.0
+        match suffix:
+            case "n":
+                multiplier = 1e-9
+            case "u" | "µ":
+                multiplier = 1e-6
+            case "m":
+                multiplier = 1e-3
+            case "k":
+                multiplier = 1e3
+            case "M":
+                multiplier = 1e6
+            case "G":
+                multiplier = 1e3
+            case _:
+                1.0
 
         values.append(number * multiplier)