def pandoc(source, fmt, to, extra_args=None, encoding='utf-8'):
"""Convert an input string in format `from` to format `to` via pandoc.
This function will raise an error if pandoc is not installed.
Any error messages generated by pandoc are printed to stderr.
Parameters
----------
source : string
Input string, assumed to be valid format `from`.
fmt : string
The name of the input format (markdown, etc.)
to : string
The name of the output format (html, etc.)
Returns
-------
out : unicode
Output as returned by pandoc.
"""
command = ['pandoc', '-f', fmt, '-t', to]
if extra_args:
command.extend(extra_args)
try:
p = subprocess.Popen(command,
stdin=subprocess.PIPE,
stdout=subprocess.PIPE)
except OSError as e:
raise PandocMissing("The command '%s' returned an error: %s.\n" %
(" ".join(command), e) +
"Please check that pandoc package is installed.")
out, _ = p.communicate(cast_bytes(source, encoding))
out = TextIOWrapper(BytesIO(out), encoding, 'replace').read()
return out.rstrip('\n')
def pandoc(source, fmt, to, extra_args=None, encoding="utf-8"):
"""Convert an input string in format `from` to format `to` via pandoc.
This function will raise an error if pandoc is not installed.
Any error messages generated by pandoc are printed to stderr.
Parameters
----------
source : string
Input string, assumed to be valid format `from`.
fmt : string
The name of the input format (markdown, etc.)
to : string
The name of the output format (html, etc.)
Returns
-------
out : unicode
Output as returned by pandoc.
"""
command = ["pandoc", "-f", fmt, "-t", to]
if extra_args:
command.extend(extra_args)
try:
p = subprocess.Popen(command, stdin=subprocess.PIPE, stdout=subprocess.PIPE)
except OSError as e:
raise PandocMissing(
"The command '%s' returned an error: %s.\n" % (" ".join(command), e)
+ "Please check that pandoc is installed:\n"
+ "http://johnmacfarlane.net/pandoc/installing.html"
)
out, _ = p.communicate(cast_bytes(source, encoding))
out = TextIOWrapper(BytesIO(out), encoding, "replace").read()
return out.rstrip("\n")
def pandoc(source, fmt, to, extra_args=None, encoding='utf-8'):
"""Convert an input string in format `from` to format `to` via pandoc.
Parameters
----------
source : string
Input string, assumed to be valid format `from`.
fmt : string
The name of the input format (markdown, etc.)
to : string
The name of the output format (html, etc.)
Returns
-------
out : unicode
Output as returned by pandoc.
Exceptions
----------
This function will raise PandocMissing if pandoc is not installed.
Any error messages generated by pandoc are printed to stderr.
"""
cmd = ['pandoc', '-f', fmt, '-t', to]
if extra_args:
cmd.extend(extra_args)
# this will raise an exception that will pop us out of here
check_pandoc_version()
# we can safely continue
p = subprocess.Popen(cmd, stdin=subprocess.PIPE, stdout=subprocess.PIPE)
out, _ = p.communicate(cast_bytes(source, encoding))
out = TextIOWrapper(BytesIO(out), encoding, 'replace').read()
return out.rstrip('\n')
def pandoc(source, fmt, to, extra_args=None, encoding='utf-8'):
"""Convert an input string using pandoc.
Pandoc converts an input string `from` a format `to` a target format.
Parameters
----------
source : string
Input string, assumed to be valid format `from`.
fmt : string
The name of the input format (markdown, etc.)
to : string
The name of the output format (html, etc.)
Returns
-------
out : unicode
Output as returned by pandoc.
Raises
------
PandocMissing
If pandoc is not installed.
Any error messages generated by pandoc are printed to stderr.
"""
cmd = ['pandoc', '-f', fmt, '-t', to]
if extra_args:
cmd.extend(extra_args)
# iOS: we cannot call pandoc, so we just don't convert markdown cells.
# This is not perfect (...) but it lets the conversion machine work.
# iOS: we replaced pandoc with a mistune plugin. It's not as good but it works
# iOS, TODO: tables in LaTeX, html in LaTeX
if (sys.platform == 'darwin' and platform.machine().startswith('iP')):
if (fmt.startswith('markdown') and to.startswith('latex')):
markdown_to_latex = mistune.Markdown(renderer=LatexRenderer())
return markdown_to_latex(source)
elif (fmt.startswith('markdown') and to.startswith('rst')):
return convert(source) # m2r markdown to rst conversion
elif (fmt.startswith('markdown') and to.startswith('asciidoc')):
markdown_to_asciidoc = mistune.Markdown(renderer=AsciidocRenderer())
return markdown_to_asciidoc(source)
else:
return source
# this will raise an exception that will pop us out of here
check_pandoc_version()
# we can safely continue
p = subprocess.Popen(cmd, stdin=subprocess.PIPE, stdout=subprocess.PIPE)
out, _ = p.communicate(cast_bytes(source, encoding))
out = TextIOWrapper(BytesIO(out), encoding, 'replace').read()
return out.rstrip('\n')
def markdown2html_marked(source, encoding="utf-8"):
"""Convert a markdown string to HTML via marked"""
command = [_find_nodejs(), marked]
try:
p = subprocess.Popen(command, stdin=subprocess.PIPE, stdout=subprocess.PIPE)
except OSError as e:
raise NodeJSMissing(
"The command '%s' returned an error: %s.\n" % (" ".join(command), e)
+ "Please check that Node.js is installed."
)
out, _ = p.communicate(cast_bytes(source, encoding))
out = TextIOWrapper(BytesIO(out), encoding, "replace").read()
return out.rstrip("\n")
def markdown2html_marked(source, encoding='utf-8'):
"""Convert a markdown string to HTML via marked"""
command = [_find_nodejs(), marked]
try:
p = subprocess.Popen(command,
stdin=subprocess.PIPE,
stdout=subprocess.PIPE)
except OSError as e:
raise NodeJSMissing("The command '%s' returned an error: %s.\n" %
(" ".join(command), e) +
"Please check that Node.js is installed.")
out, _ = p.communicate(cast_bytes(source, encoding))
out = TextIOWrapper(BytesIO(out), encoding, 'replace').read()
return out.rstrip('\n')
def pandoc(source, fmt, to, extra_args=None, encoding='utf-8'):
"""Convert an input string using pandoc.
Pandoc converts an input string `from` a format `to` a target format.
Parameters
----------
source : string
Input string, assumed to be valid format `from`.
fmt : string
The name of the input format (markdown, etc.)
to : string
The name of the output format (html, etc.)
Returns
-------
out : unicode
Output as returned by pandoc.
Raises
------
PandocMissing
If pandoc is not installed.
Any error messages generated by pandoc are printed to stderr.
"""
cmd = ['pandoc', '-f', fmt, '-t', to]
if extra_args:
cmd.extend(extra_args)
# this will raise an exception that will pop us out of here
check_pandoc_version()
# we can safely continue
p = subprocess.Popen(cmd, stdin=subprocess.PIPE, stdout=subprocess.PIPE)
out, _ = p.communicate(cast_bytes(source, encoding))
out = TextIOWrapper(BytesIO(out), encoding, 'replace').read()
return out.rstrip('\n')