Create app.py

app.py

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+# Importing the required libraries
+import streamlit as st
+import pandas as pd
+import PyPDF2
+import docx2pdf
+from io import BytesIO
+
+# Creating a title and a sidebar
+st.title("All files to single pdf")
+st.sidebar.header("Upload your files")
+
+# Creating a function to convert docx files to pdf
+def docx_to_pdf(docx_file):
+  pdf_file = BytesIO()
+  docx2pdf.convert(docx_file.name, pdf_file)
+  pdf_file.seek(0)
+  return pdf_file
+
+# Creating a function to merge multiple pdf files
+def merge_pdfs(pdf_files):
+  merger = PyPDF2.PdfMerger()
+  for pdf_file in pdf_files:
+    merger.append(PyPDF2.PdfReader(pdf_file))
+  merged_pdf = BytesIO()
+  merger.write(merged_pdf)
+  merged_pdf.seek(0)
+  return merged_pdf
+
+# Creating a list to store the uploaded files
+uploaded_files = []
+
+# Allowing the user to upload multiple files of different formats
+uploaded_files = st.sidebar.file_uploader("Choose your files", type=["pdf", "docx", "txt", "xlsx", "csv"], accept_multiple_files=True)
+
+# Checking if any files are uploaded
+if uploaded_files:
+  st.write("You have uploaded {} files.".format(len(uploaded_files)))
+
+  # Creating a list to store the pdf files
+  pdf_files = []
+
+  # Looping through the uploaded files and converting them to pdf if needed
+  for uploaded_file in uploaded_files:
+    # Getting the file name and extension
+    file_name = uploaded_file.name
+    file_ext = file_name.split(".")[-1]
+
+    # Checking the file format and converting it to pdf if needed
+    if file_ext == "pdf":
+      # No conversion needed, just append to the pdf list
+      pdf_files.append(uploaded_file)
+    elif file_ext == "docx":
+      # Converting docx to pdf using the function defined earlier
+      pdf_file = docx_to_pdf(uploaded_file)
+      pdf_files.append(pdf_file)
+    elif file_ext == "txt":
+      # Reading the text file and creating a pandas dataframe
+      df = pd.read_csv(uploaded_file, sep="\n", header=None, names=["Text"])
+      # Converting the dataframe to a pdf file using pandas
+      pdf_file = BytesIO()
+      df.to_pdf(pdf_file)
+      pdf_file.seek(0)
+      pdf_files.append(pdf_file)
+    elif file_ext == "xlsx" or file_ext == "csv":
+      # Reading the excel or csv file and creating a pandas dataframe
+      df = pd.read_excel(uploaded_file) if file_ext == "xlsx" else pd.read_csv(uploaded_file)
+      # Converting the dataframe to a pdf file using pandas
+      pdf_file = BytesIO()
+      df.to_pdf(pdf_file)
+      pdf_file.seek(0)
+      pdf_files.append(pdf_file)
+
+  # Merging the pdf files using the function defined earlier
+  merged_pdf = merge_pdfs(pdf_files)
+
+  # Displaying the merged pdf file using streamlit
+  st.write("Here is your merged PDF file:")
+  st.write("")
+  #st.pdf(merged_pdf)
+
+  # Allowing the user to download the merged pdf file using streamlit
+  st.write("You can download your merged PDF file here:")
+  st.download_button(label="Download PDF", data=merged_pdf, mime="application/pdf", file_name="merged.pdf")
+else:
+  st.write("No files uploaded yet. Please upload your files in the sidebar.")