Post TR2 -Attempt 1

Author: eyrei123

tinydb/README.md

@@ -4,13 +4,17 @@ This file contains the downloadable code from the RealPython tutorial: \[TinyDB:
 
 
 
-create.py             	- File containing all code from the CREATE section of the tutorial.
+create\_db.py            - SCRIPT file containing code from the CREATE section of the tutorial.
 
-read.py               	- File containing all code from the READ section of the tutorial.
+read.py               	- REPL code file containing code from the READ section of the tutorial.
 
-update.py 		- File containing all code from the UPDATE section of the tutorial.
+update\_db.py 		- SCRIPT file containing code from the UPDATE section of the tutorial.
 
-delete.py 		- File containing all code from the DELETE section of the tutorial.
+update\_db\_v2.py 	- SCRIPT file containing code from the UPDATE section of the tutorial.
+
+update\_db\_v3.py 	- SCRIPT file containing code from the UPDATE section of the tutorial.
+
+delete.py 		- REPL code file containing code from the DELETE section of the tutorial.
 
 
 

tinydb/create.py tinydb/create_db.pytinydb/create.py renamed to tinydb/create_db.py

@@ -1,10 +1,9 @@
 from csv import DictReader
-from pprint import pprint
 
 from tinydb import TinyDB
 
-with TinyDB("countries.json", indent=4) as countries:
-    countries_table = countries.table(name="countries")
+with TinyDB("countries.json", indent=4) as countries_db:
+    countries_table = countries_db.table(name="countries")
 
     countries_table.insert(
         {"location": "Vatican City", "population": 501}
@@ -21,6 +20,6 @@
         reader = DictReader(csv_source)
 
         for row in reader:
+            row["population"] = int(row["population"])
             countries_table.insert(row)
 
-    pprint(countries_table.get(doc_ids=[3, 4]))

tinydb/delete.py

@@ -1,21 +1,22 @@
+# REPL code
+
 from tinydb import TinyDB, where
 
 countries_db = TinyDB("ten_countries.json")
-countries_tb = countries_db.table(name="countries")
-
-len(countries_tb)
+countries_table = countries_db.table(name="countries")
+len(countries_table)
 
-countries_tb.remove(doc_ids=[3, 5, 7])
+countries_table.remove(doc_ids=[3, 5, 7])
 
-len(countries_tb)
+len(countries_table)
 
-countries_tb.remove(where("population") < 300_000_000)
+countries_table.remove(where("population") < 300_000_000)
+len(countries_table)
 
-countries_tb.truncate()
-len(countries_tb)
+countries_table.truncate()
+len(countries_table)
 
 countries_db.tables()
 
 countries_db.drop_table(name="countries")
-
 countries_db.tables()

tinydb/pyproject.toml

@@ -1,15 +1,17 @@
+# REPL Code
+
 from pprint import pprint
 
 from tinydb import Query, TinyDB
 
 countries_db = TinyDB("ten_countries.json")
-countries_tb = countries_db.table(name="countries")
-
+countries_table = countries_db.table(name="countries")
 query = Query()
 query_def = (query.population > 220_000_000) & (
     query.population < 250_000_000
 )
-
-pprint(countries_tb.search(query_def))
-
-pprint(countries_tb.search(query["% of world"] >= 17))
+pprint(countries_table.search(query_def))
+pprint(countries_table.search(query_def))
+pprint(countries_table.search(query["% of world"] >= 17))
+pprint(countries_table.get(doc_ids=[9, 10]))
+countries_db.close()

tinydb/read.py

@@ -0,0 +1,20 @@
+from tinydb import TinyDB, where
+
+with TinyDB("ten_countries.json") as countries_db:
+    countries_table = countries_db.table(name="countries")
+
+    countries_table.update(
+        {"population": 130_575_786}, where("location") == "Mexico"
+    )
+
+    countries_table.update(
+        {"source": "National quarterly update"},
+        where("location") == "Mexico",
+    )
+
+# REPL code.
+# from pprint import pprint
+# from tinydb import TinyDB, where
+# with TinyDB("ten_countries.json") as countries_db:
+#     countries_table = countries_db.table(name="countries")
+#     pprint(countries_table.search(where("location") == "Mexico"))

tinydb/update.py

@@ -0,0 +1,16 @@
+from tinydb import TinyDB, where
+
+with TinyDB("ten_countries.json") as countries_db:
+    countries_table = countries_db.table(name="countries")
+    countries_table.update_multiple(
+        [
+            (
+                {"population": 130_575_786},
+                where("location") == "Mexico",
+            ),
+            (
+                {"source": "National quarterly update"},
+                where("location") == "Mexico",
+            ),
+        ]
+    )

tinydb/update_db.py

@@ -0,0 +1,5 @@
+from tinydb import TinyDB
+
+with TinyDB("ten_countries.json") as countries_db:
+    countries_table = countries_db.table(name="countries")
+    countries_table.update({"source": "Official estimate"}, doc_ids=[7, 9])