def __init__(self, path=None) :
try:
command = find_command('gs', path=path)
except EnvironmentError:
try:
command = find_command('gswin32c.exe', path=path)
except EnvironmentError:
raise EnvironmentError("Could not find Ghostscript on path."
" There should be either a gs executable or a gswin32c.exe on your system's path")
self.command = command
def __init__(self, path=None):
try:
command = find_command('gs', path=path)
except EnvironmentError:
try:
command = find_command('gswin32c.exe', path=path)
except EnvironmentError:
raise EnvironmentError(
"Could not find Ghostscript on path."
" There should be either a gs executable or a gswin32c.exe on your system's path"
)
self.command = command
def svg_formatter(data, format, fout):
""" Generate a logo in Scalable Vector Graphics (SVG) format.
Requires the program 'pdf2svg' be installed.
"""
fpdf = StringIO()
pdf_formatter(data, format, fpdf)
fpdf.seek(0)
try:
command = find_command('pdf2svg')
except EnvironmentError:
raise EnvironmentError(
"Scalable Vector Graphics (SVG) format requires the program 'pdf2svg'. "
"Cannot find 'pdf2svg' on search path.")
import tempfile, os
fpdfi, fname_pdf = tempfile.mkstemp(suffix=".pdf")
fsvgi, fname_svg = tempfile.mkstemp(suffix=".svg")
try:
fpdf2 = open(fname_pdf, 'w')
fpdf2.write(fpdf.getvalue())
fpdf2.seek(0)
args = [command, fname_pdf, fname_svg]
p = Popen(args)
(out, err) = p.communicate()
fsvg = open(fname_svg)
fout.write(fsvg.read())
finally:
os.remove(fname_svg)
os.remove(fname_pdf)
def svg_formatter(data, format, fout) :
""" Generate a logo in Scalable Vector Graphics (SVG) format.
Requires the program 'pdf2svg' be installed.
"""
fpdf = StringIO()
pdf_formatter(data, format, fpdf)
fpdf.seek(0)
try:
command = find_command('pdf2svg')
except EnvironmentError:
raise EnvironmentError("Scalable Vector Graphics (SVG) format requires the program 'pdf2svg'. "
"Cannot find 'pdf2svg' on search path.")
import tempfile, os
fpdfi, fname_pdf = tempfile.mkstemp(suffix=".pdf")
fsvgi, fname_svg = tempfile.mkstemp(suffix=".svg")
try:
fpdf2 = open(fname_pdf, 'w')
fpdf2.write(fpdf.getvalue() )
fpdf2.seek(0)
args = [command, fname_pdf, fname_svg]
p = Popen(args)
(out,err) = p.communicate()
fsvg = open(fname_svg)
fout.write(fsvg.read())
finally:
os.remove(fname_svg)
os.remove(fname_pdf)
