Handle latin script for Tachelhit (shi)

app.py

@@ -9,20 +9,29 @@ ISO_CODES = {'Tachelhit': 'shi',
              'Tamasheq': 'taq',
              'Tamajaq, Tawallammat (Tifinagh script)': 'ttq-script_tifinagh'
              }
-VARIANTS = list(ISO_CODES.values())
+
+mapping = {'ɣ': 'ġ',
+           'c': 'š',
+           'x': 'ḫ'
+          }
+
 MODELS = {}
 
 def tts(text, variant):
+    text = text.lower()
     variant_code = ISO_CODES[variant]
+    if variant_code == 'shi':
+        for key, value in mapping.items():
+            text = text.replace(key, value)
     if variant_code not in MODELS:
         MODELS[variant_code] = TTS(variant_code)
     model = MODELS[variant_code]
     audio = model.synthesis(text)
     return (audio['sampling_rate'], audio['x'])
 
-examples = [["arraw n lhem yukr aġ ihdumn nġ", "Tachelhit"],
-            ["wa tamġart ma d ukan teskart ?", "Tachelhit"],
-            ["ar d iṭṭar unẓar, ffuġn d igḍaḍ, mmġin d ijjign", "Tachelhit"],
+examples = [["arraw n lhem yukr aɣ ihdumn nɣ", "Tachelhit"],
+            ["wa tamɣart ma d ukan teskart ?", "Tachelhit"],
+            ["ar d iṭṭar unẓar, ffuɣn d igḍaḍ, mmɣin d ijjign", "Tachelhit"],
             ["Egg lxir di timura, ad tafed di tiwwura.", "Tarifit (Latin script)"],
             ["Aqemmum iqnen ur ṯ-ttidfen izan.", "Tarifit (Latin script)"]]