From ac82f7308b717ce942f467c8c2cd7dbe8dc139d3 Mon Sep 17 00:00:00 2001
From: Telman Nuruzov <telmannuruzov364@gmail.com>
Date: Thu, 19 Mar 2026 22:11:21 +0300
Subject: [PATCH 1/2] Lab08 submission - Telman

---
 .env.example     |  5 ++++
 .gitignore       | 15 ++++++++++++
 func.sql         | 23 ++++++++++++++++++
 requirements.txt |  3 +++
 task4.py         | 62 ++++++++++++++++++++++++++++++++++++++++++++++++
 5 files changed, 108 insertions(+)
 create mode 100644 .env.example
 create mode 100644 .gitignore
 create mode 100644 func.sql
 create mode 100644 requirements.txt
 create mode 100644 task4.py

diff --git a/.env.example b/.env.example
new file mode 100644
index 0000000..b501f49
--- /dev/null
+++ b/.env.example
@@ -0,0 +1,5 @@
+DB_NAME=lab08
+DB_USER=postgres
+DB_PASSWORD=your_password
+DB_HOST=localhost
+DB_PORT=your_port
\ No newline at end of file
diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..1f79909
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,15 @@
+# env (пароли и секреты)
+.env
+
+# python
+__pycache__/
+*.pyc
+
+# vscode
+.vscode/
+
+# mac/windows мусор
+.DS_Store
+Thumbs.db
+
+.venv/
\ No newline at end of file
diff --git a/func.sql b/func.sql
new file mode 100644
index 0000000..b4cee8b
--- /dev/null
+++ b/func.sql
@@ -0,0 +1,23 @@
+DROP FUNCTION IF EXISTS get_coordinates();
+
+CREATE FUNCTION get_coordinates()
+RETURNS TABLE (
+    airport_code CHAR(3),
+    coordinates TEXT
+)
+AS $$
+BEGIN
+    RETURN QUERY
+    SELECT 
+        a.airport_code,
+        a.coordinates::TEXT
+    FROM airports_data a
+    WHERE 
+        (a.coordinates[0] BETWEEN 35 AND 50)
+        AND
+        (a.coordinates[1] BETWEEN 35 AND 50)
+    LIMIT 50;
+END;
+$$ LANGUAGE plpgsql;
+
+--SELECT * FROM get_coordinates();
\ No newline at end of file
diff --git a/requirements.txt b/requirements.txt
new file mode 100644
index 0000000..64445b2
--- /dev/null
+++ b/requirements.txt
@@ -0,0 +1,3 @@
+psycopg2==2.9.11
+geopy==2.4.1
+python-dotenv==1.0.1
\ No newline at end of file
diff --git a/task4.py b/task4.py
new file mode 100644
index 0000000..f7a58a1
--- /dev/null
+++ b/task4.py
@@ -0,0 +1,62 @@
+import psycopg2
+from geopy.geocoders import Nominatim
+import time
+import os
+from dotenv import load_dotenv
+
+load_dotenv()
+
+conn = psycopg2.connect(
+    dbname=os.getenv("DB_NAME"),
+    user=os.getenv("DB_USER"),
+    password=os.getenv("DB_PASSWORD"),
+    host=os.getenv("DB_HOST"),
+    port=os.getenv("DB_PORT")
+)
+
+cur = conn.cursor()
+
+cur.execute("""
+CREATE TABLE IF NOT EXISTS Address (
+    address_id SERIAL PRIMARY KEY,
+    address_text TEXT,
+    address_x FLOAT,
+    address_y FLOAT
+);
+""")
+
+cur.execute("SELECT * FROM get_coordinates();")
+rows = cur.fetchall()
+
+geolocator = Nominatim(user_agent="geo_app")
+
+for row in rows:
+    coords = row[1]  
+
+    coords = coords.strip("()").split(",")
+
+    lat = float(coords[0])
+    lon = float(coords[1])
+
+    try:
+        location = geolocator.reverse(f"{lat}, {lon}")
+
+        if location:
+            address = location.address
+
+            cur.execute("""
+            INSERT INTO Address (address_text, address_x, address_y)
+            VALUES (%s, %s, %s)
+            """, (address, lat, lon))
+
+            print(f"[{lat}, {lon}] → {address}")
+
+        time.sleep(1) 
+
+    except Exception as e:
+        print("Error:", e)
+
+conn.commit()
+cur.close()
+conn.close()
+

From f6b47061b4f6515ba134e92203bcddd56918842c Mon Sep 17 00:00:00 2001
From: Tem4ik <136071674+Telman3000@users.noreply.github.com>
Date: Thu, 19 Mar 2026 22:16:09 +0300
Subject: [PATCH 2/2] Remove commented lines and clean up .gitignore

---
 .gitignore | 6 +-----
 1 file changed, 1 insertion(+), 5 deletions(-)

diff --git a/.gitignore b/.gitignore
index 1f79909..97cd5e9 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,15 +1,11 @@
-# env (пароли и секреты)
 .env
 
-# python
 __pycache__/
 *.pyc
 
-# vscode
 .vscode/
 
-# mac/windows мусор
 .DS_Store
 Thumbs.db
 
-.venv/
\ No newline at end of file
+.venv/