setop/python-escpos
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reformat PEP8 and similar issues

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This commit is contained in:
Patrick Kanzler
2017-01-30 00:10:14 +01:00
parent 2ea8e69c66
commit c2fc464c55
12 changed files with 35 additions and 36 deletions
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16
src/escpos/escpos.py
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@@ -81,7 +81,7 @@ class Escpos(object):
:param impl: choose image printing mode between `bitImageRaster`, `graphics` or `bitImageColumn`
:param fragment_height: Images larger than this will be split into multiple fragments *default:* 960
"""
"""
im = EscposImage(img_source)
if im.height > fragment_height:
@@ -93,13 +93,14 @@ class Escpos(object):
impl=impl,
fragment_height=fragment_height)
return
if impl == "bitImageRaster":
# GS v 0, raster format bit image
density_byte = (0 if high_density_horizontal else 1) + (0 if high_density_vertical else 2)
header = GS + b"v0" + six.int2byte(density_byte) + self._int_low_high(im.width_bytes, 2) + self._int_low_high(im.height, 2)
header = GS + b"v0" + six.int2byte(density_byte) + self._int_low_high(im.width_bytes, 2) +\
self._int_low_high(im.height, 2)
self._raw(header + im.to_raster_format())
if impl == "graphics":
# GS ( L raster format graphics
img_header = self._int_low_high(im.width, 2) + self._int_low_high(im.height, 2)
@@ -111,7 +112,7 @@ class Escpos(object):
raster_data = im.to_raster_format()
self._image_send_graphics_data(b'0', b'p', header + raster_data)
self._image_send_graphics_data(b'0', b'2', b'')
if impl == "bitImageColumn":
# ESC *, column format bit image
density_byte = (1 if high_density_horizontal else 0) + (32 if high_density_vertical else 0)
@@ -198,7 +199,7 @@ class Escpos(object):
raise ValueError("cn and fn must be one byte each.")
header = self._int_low_high(len(data) + len(m) + 2, 2)
self._raw(GS + b'(k' + header + cn + fn + m + data)
@staticmethod
def _int_low_high(inp_number, out_bytes):
""" Generate multiple bytes for a number: In lower and higher parts, or more parts as needed.
@@ -398,6 +399,7 @@ class Escpos(object):
Text has to be encoded in unicode.
:param txt: text to be printed
:param font: font to be used, can be :code:`a` or :code`b`
:param columns: amount of columns
:return: None
"""
@@ -539,7 +541,7 @@ class Escpos(object):
if divisor not in LINESPACING_FUNCS:
raise ValueError("divisor must be either 360, 180 or 60")
if (divisor in [360, 180] \
if (divisor in [360, 180]
and (not(0 <= spacing <= 255))):
raise ValueError("spacing must be a int between 0 and 255 when divisor is 360 or 180")
if divisor == 60 and (not(0 <= spacing <= 85)):