import pandas as pd
import os
import numpy as np
import matplotlib.pyplot as plt

curdir = os.getcwd()
path_delim = '/'
df1 = pd.read_excel(curdir + path_delim + "data/Nov22b.xlsx", sheet_name="op")
df2 = pd.read_excel(curdir + path_delim + "data/Nov22.xlsx", sheet_name="op")

# df2 = df2.sort_values('testTime')

df = df1.merge(df2, on="Sample ID", how="inner")
uncommon_df = pd.concat([df1, df2, df2]).drop_duplicates(keep=False)

# Display the resulting DataFrame
print(uncommon_df)

writer = pd.ExcelWriter(curdir + path_delim + "data/Nov22b.xlsx", engine = 'openpyxl')
uncommon_df.to_excel(writer, sheet_name = 'op', index=False)
uncommon_df.to_excel(writer, sheet_name = "count")
writer.close()