├── requirements.txt
├── generate.pyc
├── signature.png
├── InvoiceTpl.docx
├── .vscode
    └── settings.json
├── main.py
└── generate.py


/requirements.txt:
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1 | docxtpl==0.5.15
2 | python-docx==0.8.6
3 | 


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/generate.pyc:
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https://raw.githubusercontent.com/Vnessah/docx-gen/HEAD/generate.pyc


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/signature.png:
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https://raw.githubusercontent.com/Vnessah/docx-gen/HEAD/signature.png


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/InvoiceTpl.docx:
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https://raw.githubusercontent.com/Vnessah/docx-gen/HEAD/InvoiceTpl.docx


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/.vscode/settings.json:
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1 | {
2 |     "python.linting.pep8Enabled": true,
3 |     "python.linting.enabled": false
4 | }


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/main.py:
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 1 | from flask import Flask, send_file
 2 | import generate
 3 | 
 4 | app = Flask(__name__)
 5 | 
 6 | @app.route("/gen")
 7 | def gen_docx():
 8 |     template = 'InvoiceTpl.docx'
 9 |     signature = 'signature.png'
10 |     document = generate.from_template(template, signature)
11 |     document.seek(0)
12 | 
13 |     return send_file(
14 |         document, mimetype='application/vnd.openxmlformats-'
15 |         'officedocument.wordprocessingml.document', as_attachment=True,
16 |         attachment_filename='invoice.docx')
17 |  
18 | if __name__ == "__main__":
19 |     app.run(debug=True)


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/generate.py:
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 1 | from StringIO import StringIO
 2 | from docx.shared import Cm
 3 | from docxtpl import DocxTemplate, InlineImage
 4 | 
 5 | def get_context():
 6 |     """ You can generate your context separately since you may deal with a lot 
 7 |         of documents. You can carry out computations, etc in here and make the
 8 |         context look like the sample below.
 9 |     """
10 |     return {
11 |         'invoice_no': 12345,
12 |         'date': '30 Mar',
13 |         'due_date': '30 Apr',
14 |         'name': 'Jane Doe',
15 |         'address': '123 Quiet Lane',
16 |         'subtotal': 335,
17 |         'tax_amt': 10,
18 |         'total': 345,
19 |         'amt_paid': 100,
20 |         'amt_due': 245,
21 |         'row_contents': [
22 |             {
23 |                 'description': 'Eggs',
24 |                 'quantity': 30,
25 |                 'rate': 5,
26 |                 'amount': 150
27 |             }, {
28 |                 'description': 'All Purpose Flour',
29 |                 'quantity': 10,
30 |                 'rate': 15,
31 |                 'amount': 150
32 |             }, {
33 |                 'description': 'Eggs',
34 |                 'quantity': 5,
35 |                 'rate': 7,
36 |                 'amount': 35
37 |             }
38 |         ]
39 |     }
40 | 
41 | 
42 | def from_template(template, signature):
43 |     target_file = StringIO()
44 | 
45 |     template = DocxTemplate(template)
46 |     context = get_context()  # gets the context used to render the document
47 | 
48 |     img_size = Cm(7)  # sets the size of the image
49 |     sign = InlineImage(template, signature, img_size)
50 |     context['signature'] = sign  # adds the InlineImage object to the context
51 | 
52 |     target_file = StringIO()
53 |     template.render(context)
54 |     template.save(target_file)
55 | 
56 |     return target_file
57 | 


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