Added parsing for monzos and support for escaped pitch_classes

Syntax for monzos supported in scala scales: [-1 1> etc.

Support for escaped pitches: {q12 e23 26}

ziffers/common.py

@@ -2,6 +2,7 @@
 import re
 from copy import deepcopy
 
+
 def flatten(arr: list) -> list:
     """Flattens array"""
     return (
@@ -23,14 +24,16 @@ def rotate(arr, k):
         arr = arr[-k:] + arr[:-k]
     return arr
 
-def repeat_text(pos,neg,times):
+
+def repeat_text(pos, neg, times):
     """Helper to repeat text"""
-    if times>0:
-        return pos*times
-    if times<0:
-        return neg*abs(times)
+    if times > 0:
+        return pos * times
+    if times < 0:
+        return neg * abs(times)
     return ""
 
+
 def sum_dict(arr: list[dict]) -> dict:
     """Sums a list of dicts: [{a:3,b:3},{b:1}] -> {a:3,b:4}"""
     result = arr[0]
@@ -110,4 +113,4 @@ def cyclic_zip(first: list, second: list) -> list:
     f_length = len(first)
     for i in range(s_length):
         result.append([first[i % f_length], second[i]])
-    return [deepcopy(item) for sublist in result for item in sublist]
+    return [deepcopy(item) for sublist in result for item in sublist]