Upload 2 files

inventory_dashboard.py

@@ -0,0 +1,329 @@
+{
+ "cells": [
+  {
+   "cell_type": "code",
+   "execution_count": 1,
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "import streamlit as st\n",
+    "import pandas as pd\n",
+    "import numpy as np\n",
+    "import matplotlib.pyplot as plt"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 3,
+   "metadata": {},
+   "outputs": [
+    {
+     "name": "stderr",
+     "output_type": "stream",
+     "text": [
+      "2025-01-29 00:46:00.134 No runtime found, using MemoryCacheStorageManager\n"
+     ]
+    }
+   ],
+   "source": [
+    "# Load the data\n",
+    "@st.cache_data\n",
+    "def load_data():\n",
+    "    lead_time_data = pd.read_csv('final_cleaned_lead_time_data.csv')\n",
+    "    inventory_data = pd.read_csv('inventory.csv')\n",
+    "    return lead_time_data, inventory_data\n",
+    "\n",
+    "lead_time_data, inventory_data = load_data()"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 4,
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "# Calculate Safety Stock and Reorder Point\n",
+    "def calculate_safety_stock(demand_std, lead_time_mean, z_score=1.645):\n",
+    "    return z_score * demand_std * np.sqrt(lead_time_mean)"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 5,
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "def calculate_reorder_point(avg_demand, lead_time_mean, safety_stock):\n",
+    "    return (avg_demand * lead_time_mean) + safety_stock"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 6,
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "# Simulate real-time updates\n",
+    "def simulate_real_time_data(data, interval=5):\n",
+    "    for i in range(interval):\n",
+    "        new_demand = np.random.randint(50, 100)  # Simulated demand\n",
+    "        new_row = pd.DataFrame({'Product Name': [f'Product {i+1}'], 'Demand': [new_demand]})\n",
+    "        data = pd.concat([data, new_row], ignore_index=True)\n",
+    "    return data"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 7,
+   "metadata": {},
+   "outputs": [
+    {
+     "name": "stderr",
+     "output_type": "stream",
+     "text": [
+      "2025-01-29 00:47:02.385 Thread 'MainThread': missing ScriptRunContext! This warning can be ignored when running in bare mode.\n",
+      "2025-01-29 00:47:02.386 Thread 'MainThread': missing ScriptRunContext! This warning can be ignored when running in bare mode.\n",
+      "2025-01-29 00:47:02.387 Thread 'MainThread': missing ScriptRunContext! This warning can be ignored when running in bare mode.\n",
+      "2025-01-29 00:47:02.388 Thread 'MainThread': missing ScriptRunContext! This warning can be ignored when running in bare mode.\n",
+      "2025-01-29 00:47:02.388 Thread 'MainThread': missing ScriptRunContext! This warning can be ignored when running in bare mode.\n",
+      "2025-01-29 00:47:02.391 Thread 'MainThread': missing ScriptRunContext! This warning can be ignored when running in bare mode.\n",
+      "2025-01-29 00:47:02.391 Thread 'MainThread': missing ScriptRunContext! This warning can be ignored when running in bare mode.\n",
+      "2025-01-29 00:47:02.393 Thread 'MainThread': missing ScriptRunContext! This warning can be ignored when running in bare mode.\n",
+      "2025-01-29 00:47:02.393 Thread 'MainThread': missing ScriptRunContext! This warning can be ignored when running in bare mode.\n",
+      "2025-01-29 00:47:02.393 Thread 'MainThread': missing ScriptRunContext! This warning can be ignored when running in bare mode.\n",
+      "2025-01-29 00:47:02.394 Thread 'MainThread': missing ScriptRunContext! This warning can be ignored when running in bare mode.\n",
+      "2025-01-29 00:47:02.394 Thread 'MainThread': missing ScriptRunContext! This warning can be ignored when running in bare mode.\n"
+     ]
+    }
+   ],
+   "source": [
+    "# Sidebar for user input\n",
+    "st.sidebar.header(\"Inventory Parameters\")\n",
+    "z_score = st.sidebar.slider(\"Z-Score (Service Level)\", 1.0, 3.0, 1.645)\n",
+    "interval = st.sidebar.slider(\"Real-Time Update Interval\", 1, 10, 5)"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 8,
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "# Calculate metrics\n",
+    "demand_std = lead_time_data['Lead Time (Days)'].std()\n",
+    "lead_time_mean = lead_time_data['Lead Time (Days)'].mean()\n",
+    "avg_demand = inventory_data[' Warehouse Inventory '].mean()"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 9,
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "safety_stock = calculate_safety_stock(demand_std, lead_time_mean, z_score)\n",
+    "reorder_point = calculate_reorder_point(avg_demand, lead_time_mean, safety_stock)"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 10,
+   "metadata": {},
+   "outputs": [
+    {
+     "name": "stderr",
+     "output_type": "stream",
+     "text": [
+      "2025-01-29 00:48:26.507 Thread 'MainThread': missing ScriptRunContext! This warning can be ignored when running in bare mode.\n",
+      "2025-01-29 00:48:26.509 Thread 'MainThread': missing ScriptRunContext! This warning can be ignored when running in bare mode.\n",
+      "2025-01-29 00:48:26.510 Thread 'MainThread': missing ScriptRunContext! This warning can be ignored when running in bare mode.\n",
+      "2025-01-29 00:48:26.511 Thread 'MainThread': missing ScriptRunContext! This warning can be ignored when running in bare mode.\n",
+      "2025-01-29 00:48:26.513 Thread 'MainThread': missing ScriptRunContext! This warning can be ignored when running in bare mode.\n",
+      "2025-01-29 00:48:26.514 Thread 'MainThread': missing ScriptRunContext! This warning can be ignored when running in bare mode.\n"
+     ]
+    }
+   ],
+   "source": [
+    "# Display metrics\n",
+    "st.title(\"Inventory Management Dashboard\")\n",
+    "st.write(\"This dashboard dynamically visualizes inventory levels, reorder points, and safety stock.\")"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 11,
+   "metadata": {},
+   "outputs": [
+    {
+     "name": "stderr",
+     "output_type": "stream",
+     "text": [
+      "2025-01-29 00:48:40.322 Thread 'MainThread': missing ScriptRunContext! This warning can be ignored when running in bare mode.\n",
+      "2025-01-29 00:48:40.324 Thread 'MainThread': missing ScriptRunContext! This warning can be ignored when running in bare mode.\n",
+      "2025-01-29 00:48:40.326 Thread 'MainThread': missing ScriptRunContext! This warning can be ignored when running in bare mode.\n",
+      "2025-01-29 00:48:40.326 Thread 'MainThread': missing ScriptRunContext! This warning can be ignored when running in bare mode.\n",
+      "2025-01-29 00:48:40.327 Thread 'MainThread': missing ScriptRunContext! This warning can be ignored when running in bare mode.\n",
+      "2025-01-29 00:48:40.327 Thread 'MainThread': missing ScriptRunContext! This warning can be ignored when running in bare mode.\n",
+      "2025-01-29 00:48:40.327 Thread 'MainThread': missing ScriptRunContext! This warning can be ignored when running in bare mode.\n",
+      "2025-01-29 00:48:40.328 Thread 'MainThread': missing ScriptRunContext! This warning can be ignored when running in bare mode.\n"
+     ]
+    },
+    {
+     "data": {
+      "text/plain": [
+       "DeltaGenerator()"
+      ]
+     },
+     "execution_count": 11,
+     "metadata": {},
+     "output_type": "execute_result"
+    }
+   ],
+   "source": [
+    "st.subheader(\"Key Metrics\")\n",
+    "st.metric(\"Safety Stock\", f\"{safety_stock:.2f} units\")\n",
+    "st.metric(\"Reorder Point\", f\"{reorder_point:.2f} units\")\n",
+    "st.metric(\"Average Demand\", f\"{avg_demand:.2f} units/day\")"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 12,
+   "metadata": {},
+   "outputs": [
+    {
+     "name": "stderr",
+     "output_type": "stream",
+     "text": [
+      "2025-01-29 00:49:10.414 Thread 'MainThread': missing ScriptRunContext! This warning can be ignored when running in bare mode.\n",
+      "2025-01-29 00:49:10.416 Thread 'MainThread': missing ScriptRunContext! This warning can be ignored when running in bare mode.\n",
+      "2025-01-29 00:49:10.469 Thread 'MainThread': missing ScriptRunContext! This warning can be ignored when running in bare mode.\n",
+      "2025-01-29 00:49:10.470 Thread 'MainThread': missing ScriptRunContext! This warning can be ignored when running in bare mode.\n"
+     ]
+    }
+   ],
+   "source": [
+    "# Simulate real-time updates\n",
+    "st.subheader(\"Real-Time Inventory Updates\")\n",
+    "real_time_data = simulate_real_time_data(inventory_data, interval)\n",
+    "st.write(real_time_data)"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 14,
+   "metadata": {},
+   "outputs": [
+    {
+     "name": "stderr",
+     "output_type": "stream",
+     "text": [
+      "2025-01-29 00:49:30.914 Thread 'MainThread': missing ScriptRunContext! This warning can be ignored when running in bare mode.\n",
+      "2025-01-29 00:49:30.916 Thread 'MainThread': missing ScriptRunContext! This warning can be ignored when running in bare mode.\n",
+      "2025-01-29 00:49:31.038 Thread 'MainThread': missing ScriptRunContext! This warning can be ignored when running in bare mode.\n",
+      "2025-01-29 00:49:31.849 Thread 'MainThread': missing ScriptRunContext! This warning can be ignored when running in bare mode.\n",
+      "2025-01-29 00:49:31.849 Thread 'MainThread': missing ScriptRunContext! This warning can be ignored when running in bare mode.\n"
+     ]
+    },
+    {
+     "data": {
+      "text/plain": [
+       "DeltaGenerator()"
+      ]
+     },
+     "execution_count": 14,
+     "metadata": {},
+     "output_type": "execute_result"
+    }
+   ],
+   "source": [
+    "# Plot inventory levels\n",
+    "st.subheader(\"Inventory Levels\")\n",
+    "fig, ax = plt.subplots()\n",
+    "ax.plot(inventory_data['Product Name'], inventory_data[' Warehouse Inventory '], label='Inventory Levels', color='blue')\n",
+    "ax.axhline(y=reorder_point, color='red', linestyle='--', label='Reorder Point')\n",
+    "ax.axhline(y=safety_stock, color='green', linestyle='--', label='Safety Stock')\n",
+    "ax.set_title(\"Inventory Levels and Reorder Point\")\n",
+    "ax.set_xlabel(\"Product Name\")\n",
+    "ax.set_ylabel(\"Inventory\")\n",
+    "ax.legend()\n",
+    "st.pyplot(fig)"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 15,
+   "metadata": {},
+   "outputs": [
+    {
+     "name": "stderr",
+     "output_type": "stream",
+     "text": [
+      "2025-01-29 00:49:43.470 Thread 'MainThread': missing ScriptRunContext! This warning can be ignored when running in bare mode.\n",
+      "2025-01-29 00:49:43.480 Thread 'MainThread': missing ScriptRunContext! This warning can be ignored when running in bare mode.\n",
+      "2025-01-29 00:49:43.558 Thread 'MainThread': missing ScriptRunContext! This warning can be ignored when running in bare mode.\n",
+      "2025-01-29 00:49:43.563 Thread 'MainThread': missing ScriptRunContext! This warning can be ignored when running in bare mode.\n"
+     ]
+    },
+    {
+     "data": {
+      "text/plain": [
+       "DeltaGenerator()"
+      ]
+     },
+     "execution_count": 15,
+     "metadata": {},
+     "output_type": "execute_result"
+    }
+   ],
+   "source": [
+    "st.subheader(\"Inventory Data\")\n",
+    "st.dataframe(inventory_data)"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 16,
+   "metadata": {},
+   "outputs": [
+    {
+     "name": "stderr",
+     "output_type": "stream",
+     "text": [
+      "2025-01-29 00:50:06.177 Thread 'MainThread': missing ScriptRunContext! This warning can be ignored when running in bare mode.\n",
+      "2025-01-29 00:50:06.179 Thread 'MainThread': missing ScriptRunContext! This warning can be ignored when running in bare mode.\n",
+      "2025-01-29 00:50:06.181 Thread 'MainThread': missing ScriptRunContext! This warning can be ignored when running in bare mode.\n",
+      "2025-01-29 00:50:06.182 Thread 'MainThread': missing ScriptRunContext! This warning can be ignored when running in bare mode.\n",
+      "2025-01-29 00:50:06.183 Thread 'MainThread': missing ScriptRunContext! This warning can be ignored when running in bare mode.\n"
+     ]
+    }
+   ],
+   "source": [
+    "if st.button(\"Save Results\"):\n",
+    "    inventory_data.to_csv(\"updated_inventory_data.csv\", index=False)\n",
+    "    st.success(\"Results saved to 'updated_inventory_data.csv'\")"
+   ]
+  }
+ ],
+ "metadata": {
+  "kernelspec": {
+   "display_name": "base",
+   "language": "python",
+   "name": "python3"
+  },
+  "language_info": {
+   "codemirror_mode": {
+    "name": "ipython",
+    "version": 3
+   },
+   "file_extension": ".py",
+   "mimetype": "text/x-python",
+   "name": "python",
+   "nbconvert_exporter": "python",
+   "pygments_lexer": "ipython3",
+   "version": "3.11.7"
+  }
+ },
+ "nbformat": 4,
+ "nbformat_minor": 2
+}

requirements.py.txt

@@ -0,0 +1,6 @@
+streamlit
+pandas
+numpy
+matplotlib
+prophet
+linprog