Update README.md

Author: martino-vic

README.md

@@ -1,4 +1,39 @@
 # copius_api
-an api to transcribe following languages: Mari (Hill Mari) | Udmurt | Komi | Erzya | Moksha | Mansi || Tatar | Bashkir | Chuvash || Russian  
-between following scripts:  
-Cyrillic, Latin, IPA, ISO9, <1917
+This is a Python-api to the transcription and orthography toolset at https://copius.eu/ortho.php:  
+  
+"This toolset is a loose conglomeration of applications aiming to help you handle various character encodings, orthographies, transcriptions and transliterations you might encounter when working with Uralic languages and other languages of Europe and Northern Asia that use variants of the Latin or Cyrillic alphabet." (Copyright © 2021 COPIUS) 
+  
+How to use:
+
+```
+>>> from copius_api import api
+>>> api.transcribe("ke̮")
+"kɘ"
+```
+```
+>>> from copius_api import api
+>>> api.transcribe("lol","kom","lc")
+"лол"
+```
+```
+>>> from copius_api import api
+>>> api.transcribe("kiki","mns","9c")
+"кики"
+```
+```
+>>> from copius_api import api
+>>> api.transcribe("буба","mns","c9")
+"buba"
+```
+To see the language abbreviations:
+
+```
+>>> from copius_api import api
+>>> api.lang_dict
+{'Mari (Hill Mari)': 'mhr', 'Udmurt': 'udm', 'Komi': 'kom', 'Erzya': 'myv', 'Moksha': 'mdf', 'Mansi': 'mns', 'Tatar': 'tat', 'Bashkir': 'bak', 'Chuvash': 'chv', 'Russian': 'rus'}
+```
+```
+>>> from copius_api import api
+>>> api.orth_dict
+{'Cyrillic to Cyrillic': 'cc', 'Cyrillic to Latin': 'cl', 'Cyrillic to IPA': 'ci', 'Cyrillic to ISO9': 'c9', 'Latin to Cyrillic': 'lc', 'Latin to Latin': 'll', 'Latin to IPA': 'li', 'Latin to ISO9': 'l9', 'IPA to Cyrillic': 'ic', 'IPA to Latin': 'il', 'IPA to ISO9': 'i9', 'ISO9 to Cyrillic': '9c', 'ISO9 to Latin': '9l', 'ISO9 to IPA': '9i', '<1917 to Cyrillic': '3c', '<1917 to Latin': '3l', '<1917 to IPA': '3i', '<1917 to ISO9': '39'}
+```