made STT_SERVICES dynamic based on vendors.__init__, updated calling code accordingly

tatt/config.py

@@ -3,14 +3,6 @@ from pathlib import Path
 import sqlite3
 
 
-STT_SERVICES = {
-        'amazon': {
-                'cost_per_minute': .024,
-                'free': '60_minutes_per_month_for_the_first_12_months',
-            },
-        }
-
-
 AWS_BUCKET_NAME_FMTR_MEDIA = 'tatt-media-{}'
 AWS_BUCKET_NAME_FMTR_TRANSCRIPT = 'tatt-transcript-{}'
 

tatt/helpers.py

@@ -1,27 +1,33 @@
 from tatt import config
 from tatt import vendors
 
+LB = '\n'
+TAB = '\t'
+
 
 def make_string_all_services(free_only=False):
-    all_services_string = (
-          '\nHere are all the available '
-         f'{"free " if free_only else ""}speech-to-text services:'
-          '\n\n'
-          '\n'.join(['{}{}{}{}'.format('\t', service_name, '\t\t',
-
-                       f'({info["free"].replace("_", " ")})' 
-                       if isinstance(info["free"], str) else ""
-                       
+    all_services_string_formatter = (
+        "Here are all the available {}speech-to-text-services:\n\n"
         )
 
-                     for service_name, info in
-                     config.STT_SERVICES.items()]) + '\n'
+    if free_only:
+        all_services_string = all_services_string_formatter.format("free ")
+    else:
+        all_services_string = all_services_string_formatter.format("")
+
+    for service_name, module in vendors.STT_SERVICES.items():
+        if free_only and module.cost_per_15_seconds > 0:
+            continue
+        all_services_string += (
+   f'{TAB}{service_name}{TAB}{TAB}${module.cost_per_15_seconds} per 15 seconds'
         )
+
     return all_services_string
 
 
 def get_service(service_name):
-    return getattr(getattr(vendors, service_name), config.SERVICE_CLASS_NAME)
+    module = vendors.STT_SERVICES[service_name]
+    return getattr(module, config.SERVICE_CLASS_NAME)
 
 
 def print_transcription_jobs(jobs):
@@ -49,7 +55,7 @@ def print_transcription_jobs(jobs):
 
 def get_transcription_jobs(service_name=None, name=None, status=None):
     all_jobs = {}
-    for stt_name, data in config.STT_SERVICES.items():
+    for stt_name in vendors.STT_SERVICES:
         if service_name is None or service_name == stt_name:
             service = get_service(stt_name)
             service._setup() # check for AWS credentials and create buckets

tatt/transcribe.py

@@ -39,7 +39,7 @@ def get(name, file):
 @click.option('--status', type=str, help="completed | failed | in_progress")
 def list(name, service, status):
     """Lists available STT services."""
-    if service is not None and service not in config.STT_SERVICES:
+    if service is not None and service not in vendors.STT_SERVICES:
         raise click.ClickException(f'no such service: {service}')
 
     try:
@@ -67,7 +67,7 @@ def services(free_only):
 @click.argument('service_name', type=str)
 def this(dry_run, media_filepath, service_name):
     """Sends a media file to be transcribed."""
-    if service_name not in config.STT_SERVICES:
+    if service_name not in vendors.STT_SERVICES:
         print()
         raise click.ClickException(
             f'No such service! {print_all_services(print_=False)}')

tatt/vendors/__init__.py

@@ -1 +1,5 @@
 from tatt.vendors import amazon
+
+STT_VENDORS = {
+        'amazon': amazon,
+        }

tatt/vendors/amazon.py

@@ -12,6 +12,7 @@ from tatt import exceptions
 NAME = 'amazon'
 BUCKET_NAME_MEDIA = config.AWS_BUCKET_NAME_FMTR_MEDIA.format(NAME)
 BUCKET_NAME_TRANSCRIPT = config.AWS_BUCKET_NAME_FMTR_TRANSCRIPT.format(NAME)
+cost_per_15_seconds = .024 / 4
 
 
 def check_for_config():
@@ -30,7 +31,6 @@ class Transcriber:
 
     bucket_names = {'media': BUCKET_NAME_MEDIA,
                     'transcript': BUCKET_NAME_TRANSCRIPT}
-    service_name = 'amazon'
 
     def __init__(self, filepath):
         self._setup()
@@ -62,7 +62,7 @@ class Transcriber:
             return self._request_transcription()
         except tr.exceptions.ConflictException:
             raise exceptions.AlreadyExistsError(
-                f'{self.basename} already exists on {self.service_name}')
+                f'{self.basename} already exists on {NAME}')
 
     def _upload_file(self):
         s3.Bucket(self.bucket_names['media']).upload_file(