Update CLI parser to support updated logic for restructured asyncio c…

…oroutines in parser

README.md

@@ -51,13 +51,17 @@ $  fpds parse "LAST_MOD_DATE=[2022/01/01, 2022/05/01]" "AGENCY_CODE=7504" -o my-
 Same request via python interpreter:
 ```
 import asyncio
+from itertools import chain
 from fpds import fpdsRequest
 
 request = fpdsRequest(
     LAST_MOD_DATE="[2022/01/01, 2022/05/01]",
     AGENCY_CODE="7504"
 )
-data = list(asyncio.run(request.data()))
+
+# results are nested lists so de-nest
+data = asyncio.run(request.data())
+records = list(chain.from_iterable(data))
 ```
 
 For linting and formatting, we use `flake8` and `black`.

src/fpds/cli/parse.py

@@ -6,7 +6,9 @@
 last_updated: 12/30/2022
 """
 
+import asyncio
 import json
+from itertools import chain
 from pathlib import Path
 from uuid import uuid4
 
@@ -65,7 +67,9 @@ def parse(params, output):
 
     request = fpdsRequest(**params_kwargs, cli_run=True)
     click.echo("Retrieving FPDS records from ATOM feed...")
-    records = request()
+
+    data = asyncio.run(request.data())
+    records = list(chain.from_iterable(data))
 
     DATA_DIR = OUTPUT_PATH if output else FPDS_DATA_DATE_DIR
     DATA_FILE = DATA_DIR / f"{uuid4()}.json"