Merge branch 'development' into python-barcode
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commit
8dae31d783
39
.github/workflows/pythonpackage.yml
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39
.github/workflows/pythonpackage.yml
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# This workflow will install Python dependencies, run tests and lint with a variety of Python versions
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# For more information see: https://help.github.com/actions/language-and-framework-guides/using-python-with-github-actions
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name: Python package
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on:
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push:
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branches: [ master ]
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pull_request:
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branches: [ master ]
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jobs:
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build:
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runs-on: ubuntu-latest
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strategy:
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matrix:
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python-version: [3.5, 3.6, 3.7, 3.8]
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steps:
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- uses: actions/checkout@v2
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- name: Set up Python ${{ matrix.python-version }}
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uses: actions/setup-python@v1
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with:
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python-version: ${{ matrix.python-version }}
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- name: Install dependencies
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run: |
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python -m pip install --upgrade pip
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pip install flake8 pytest
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if [ -f requirements.txt ]; then pip install -r requirements.txt; fi
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- name: Lint with flake8
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run: |
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# stop the build if there are Python syntax errors or undefined names
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flake8 . --count --select=E9,F63,F7,F82 --show-source --statistics
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# exit-zero treats all errors as warnings. The GitHub editor is 127 chars wide
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flake8 . --count --exit-zero --max-complexity=10 --max-line-length=127 --statistics
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- name: Test with pytest
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run: |
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tox
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3
AUTHORS
3
AUTHORS
@ -1,8 +1,10 @@
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Ahmed Tahri
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Ahmed Tahri
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akeonly
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akeonly
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Alexander Bougakov
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Alex Debiasio
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Alex Debiasio
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Asuki Kono
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Asuki Kono
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belono
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belono
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Brian
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Christoph Heuel
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Christoph Heuel
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Cody (Quantified Code Bot)
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Cody (Quantified Code Bot)
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csoft2k
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csoft2k
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@ -19,6 +21,7 @@ Kristi
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ldos
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ldos
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Lucy Linder
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Lucy Linder
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Manuel F Martinez
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Manuel F Martinez
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Maximilian Wagenbach
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Michael Billington
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Michael Billington
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Michael Elsdörfer
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Michael Elsdörfer
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mrwunderbar666
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mrwunderbar666
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19
README.rst
19
README.rst
@ -77,6 +77,25 @@ Another example based on the Network printer class:
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kitchen.barcode('1324354657687', 'EAN13', 64, 2, '', '')
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kitchen.barcode('1324354657687', 'EAN13', 64, 2, '', '')
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kitchen.cut()
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kitchen.cut()
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Another example based on the Serial printer class:
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.. code:: python
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from escpos.printer import Serial
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""" 9600 Baud, 8N1, Flow Control Enabled """
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p = Serial(devfile='/dev/tty.usbserial',
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baudrate=9600,
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bytesize=8,
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parity='N',
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stopbits=1,
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timeout=1.00,
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dsrdtr=True)
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p.text("Hello World\n")
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p.qr("You can readme from your smartphone")
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p.cut()
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The full project-documentation is available on `Read the Docs <https://python-escpos.readthedocs.io>`_.
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The full project-documentation is available on `Read the Docs <https://python-escpos.readthedocs.io>`_.
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@ -102,6 +102,9 @@ class Escpos(object):
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* `graphics`: prints with the `GS ( L`-command
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* `graphics`: prints with the `GS ( L`-command
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* `bitImageColumn`: prints with the `ESC *`-command
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* `bitImageColumn`: prints with the `ESC *`-command
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When trying to center an image make sure you have initialized the printer with a valid profile, that
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contains a media width pixel field. Otherwise the centering will have no effect.
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:param img_source: PIL image or filename to load: `jpg`, `gif`, `png` or `bmp`
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:param img_source: PIL image or filename to load: `jpg`, `gif`, `png` or `bmp`
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:param high_density_vertical: print in high density in vertical direction *default:* True
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:param high_density_vertical: print in high density in vertical direction *default:* True
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:param high_density_horizontal: print in high density in horizontal direction *default:* True
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:param high_density_horizontal: print in high density in horizontal direction *default:* True
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@ -113,6 +116,10 @@ class Escpos(object):
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im = EscposImage(img_source)
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im = EscposImage(img_source)
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try:
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try:
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if self.profile.profile_data['media']['width']['pixels'] == "Unknown":
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print("The media.width.pixel field of the printer profile is not set. " +
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"The center flag will have no effect.")
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max_width = int(self.profile.profile_data['media']['width']['pixels'])
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max_width = int(self.profile.profile_data['media']['width']['pixels'])
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if im.width > max_width:
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if im.width > max_width:
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