Merge pull request #750 from gitshashwat/main

Excel-Merger

Author: pawangeek

excel_merger/README.md

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+# Overall
+
+It provides a way to merge two excel workbooks into one.
+
+## Setup and activate virtual environment :
+For Unix based systems please execute the following command to create venv and install requirements.
+```
+make init
+source .venv/bin/activate
+```
+
+**Dependencies on python3, pandas and openpyxl**

excel_merger/excel_merger.py

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+"""
+Merges two excels into one copying all the sheets.
+"""
+import os
+
+import openpyxl
+import pandas as pd
+
+
+def get_all_sheet_names(url_, url2_):
+    """
+    Get the two xlsx files sheet names from their url
+    """
+    xls = pd.read_excel(url_, sheet_name=None)
+    xls2 = pd.read_excel(url2_, sheet_name=None)
+    return xls.keys(), xls2.keys()
+
+
+def check_if_file_exists(destination_file):
+    """
+    if a file does not exist, create an xlsx file where merged data is stored.
+    """
+    if not os.path.exists(destination_file):
+
+        wb_ = openpyxl.Workbook()
+        wb_.save(destination_file)
+
+
+def write_to_excel(sheet_one_names, sheet_two_names, url, url2, destfile):
+    """
+    Write to destination excel
+    """
+
+    for i in sheet_one_names:
+        data = pd.read_excel(url, sheet_name=i)
+        with pd.ExcelWriter(destfile, engine="openpyxl", mode="a") as writer:
+            data.to_excel(writer, index=False, sheet_name=i)
+
+    for i in sheet_two_names:
+        data = pd.read_excel(url2, sheet_name=i)
+        with pd.ExcelWriter(destfile, engine="openpyxl", mode="a") as writer:
+            data.to_excel(writer, index=False, sheet_name=i)
+
+    # remove the extra Sheet added if exists while creating the destfile
+    if "Sheet" not in sheet_one_names and "Sheet" not in sheet_two_names:
+        workbook1 = openpyxl.load_workbook(destfile)
+        del workbook1["Sheet"]
+        workbook1.save(destfile)
+
+
+def run_the_flow(url, url2, destfile):
+    """
+    Run the flow for the merging of two excels into one.
+    """
+    sheet_one_names, sheet_two_names = get_all_sheet_names(url, url2)
+    check_if_file_exists(destfile)
+    write_to_excel(sheet_one_names, sheet_two_names, url, url2, destfile)
+
+
+if __name__ == "__main__":
+
+    URL1 = r"C:\Users\ShashwatKumar\Desktop\open_source\
+    Automation-scripts\excel_merger\files\FoodSales1-1.xlsx"
+    URL2 = r"C:\Users\ShashwatKumar\Desktop\open_source\
+    Automation-scripts\excel_merger\files\FoodSales2-1.xlsx"
+    DEST = r"C:\Users\ShashwatKumar\Desktop\open_source\
+    Automation-scripts\excel_merger\merged\merged.xlsx"
+
+    run_the_flow(URL1, URL2, DEST)

excel_merger/files/FoodSales1-1.xlsx

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+pandas
+openpyxl