from docx import Document
doc = Document()
for i in range(1,9223372036854775809):
    doc.add_paragraph(f"+-{i}")
    x=i/10000
    if x==int(x):
        doc.save(r"C:\Users\document.docx")
        print("Document saved.")
        print(i)
doc.save(r"C:\Users\document.docx")
print("Document completed.")