def test_match_arbitrary():
mr = notedown.MarkdownReader(match='attr')
nb = mr.to_notebook(attribute_markdown)
assert(nb.cells[0]['cell_type'] == 'markdown')
assert(nb.cells[2]['cell_type'] == 'code')
assert(nb.cells[3]['cell_type'] == 'code')
def get_codes_to_save(input_fn, save_mark):
"""get the codes blocks (import, class, def) and will be saved"""
reader = notedown.MarkdownReader(match='strict')
with open(input_fn, 'r') as f:
nb = reader.read(f)
saved = []
for cell in nb.cells:
if cell.cell_type == 'code':
lines = cell.source.split('\n')
for i, l in enumerate(lines):
if l.strip().startswith('#') and save_mark in l:
block = [lines[i+1]]
if lines[i+1].startswith('import') or lines[i+1].startswith('from'):
for j in range(i+2, len(lines)):
l = lines[j]
if l.startswith(' ') or not l:
break
block.append(l)
else:
for j in range(i+2, len(lines)):
l = lines[j]
if not l.startswith(' ') and len(l):
break
block.append(l)
saved.append(block)
return saved
def get_code_to_save(input_fn, save_mark):
"""get the code blocks (import, class, def) that will be saved"""
reader = notedown.MarkdownReader(match='strict')
with open(input_fn, 'r') as f:
nb = reader.read(f)
saved = []
for cell in nb.cells:
if cell.cell_type == 'code':
lines = cell.source.split('\n')
for i, l in enumerate(lines):
if l.strip().startswith('#') and save_mark in l:
block = [lines[i + 1]]
# For code block only containing import statements (e.g., in
# preface.md)
if lines[i + 1].startswith('import') or lines[
i + 1].startswith('from'):
for j in range(i + 2, len(lines)):
block.append(lines[j])
# For code blocks containing def or class
else:
for j in range(i + 2, len(lines)):
l = lines[j]
if not l.startswith(' ') and len(l):
break
block.append(l)
if len(block[-1]) == 0:
del block[-1]
saved.append(block)
return saved
def eval_notebook(input_fn, output_fn, run_cells, timeout=20*60, lang='python'):
# process: add empty lines before and after a mark, otherwise it confuses
# the rst parser...
with open(input_fn, 'r') as f:
md = f.read()
lines = md.split('\n')
in_code = CharInMDCode(lines)
for i, line in enumerate(lines):
m = mark_re_md.match(line)
if (m is not None
and m[1] not in ('ref', 'numref', 'eqref')
and not in_code.in_code(i,0)
and m.end() == len(line)):
lines[i] = '\n'+line+'\n'
reader = notedown.MarkdownReader(match='strict')
notebook= reader.reads('\n'.join(lines))
# evaluate
if run_cells:
# change to the notebook directory to resolve the relpaths properly
cwd = os.getcwd()
os.chdir(os.path.join(cwd, os.path.dirname(output_fn)))
notedown.run(notebook, timeout)
os.chdir(cwd)
# write
notebook['metadata'].update({'language_info':{'name':lang}})
with open(output_fn, 'w') as f:
f.write(nbformat.writes(notebook))
def _release_notebook(dst_dir):
"""convert .md into notebooks and make a zip file"""
reader = notedown.MarkdownReader(match='strict')
files = glob.glob('*/*.md')
package_files = ['environment.yml', 'utils.py', 'README.md', 'LICENSE']
for fname in files:
# parse if each markdown file is actually a jupyter notebook
with open(fname, 'r') as fp:
valid = '```{.python .input' in fp.read()
if not valid:
package_files.append(fname)
continue
# read
with open(fname, 'r') as f:
notebook = reader.read(f)
# write
new_fname = _replace_ext(fname, 'ipynb')
with open(new_fname, 'w') as f:
f.write(nbformat.writes(notebook))
package_files.append(new_fname)
print('=== Packing ', package_files)
with ZipFile(os.path.join(dst_dir, 'gluon_tutorials_zh.zip'), 'w') as pkg:
for f in package_files:
pkg.write(f)
with tarfile.open(os.path.join(dst_dir, 'gluon_tutorials_zh.tar.gz'),
"w:gz") as tar:
for f in package_files:
tar.add(f)
for f in glob.glob('*/*.ipynb'):
os.remove(f)
def md2ipynb():
assert len(sys.argv) == 3, 'usage: input.md output.rst'
(src_fn, input_fn, output_fn) = sys.argv
# timeout for each notebook, in sec
timeout = 60 * 60
# if enable evaluation
do_eval = int(os.environ.get('EVAL', True))
# Skip these notebooks as some APIs will no longer be used
skip_list = ["pytorch.md", "mnist.md", "custom-loss.md", "fit_api_tutorial.md", \
"01-ndarray-intro.md", "02-ndarray-operations.md", "03-ndarray-contexts.md", \
"gotchas_numpy_in_mxnet.md", "csr.md", "row_sparse.md", "fine_tuning_gluon.md", \
"inference_on_onnx_model.md", "amp.md", "profiler.md"]
require_gpu = []
# the files will be ignored for execution
ignore_execution = skip_list + require_gpu
reader = notedown.MarkdownReader(match='strict')
with open(input_fn, 'r', encoding="utf8") as f:
notebook = reader.read(f)
if do_eval:
if not any([i in input_fn for i in ignore_execution]):
tic = time.time()
notedown.run(notebook, timeout)
print('%s: Evaluated %s in %f sec' %
(src_fn, input_fn, time.time() - tic))
# need to add language info to for syntax highlight
notebook['metadata'].update({'language_info': {'name': 'python'}})
with open(output_fn, 'w', encoding='utf-8') as f:
f.write(nbformat.writes(notebook))
print('%s: Write results into %s' % (src_fn, output_fn))
def md2ipynb():
assert len(sys.argv) == 3, 'usage: input.md output.rst'
(src_fn, input_fn, output_fn) = sys.argv
# timeout for each notebook, in sec
timeout = 20 * 60
# if enable evaluation
do_eval = int(os.environ.get('EVAL', True))
reader = notedown.MarkdownReader()
with open(input_fn, 'r') as f:
notebook = reader.read(f)
notebook['metadata'].update({'language_info': {
'name': 'R'
}}) # need to add language info for syntax highlight
if do_eval:
tic = time.time()
executor = ExecutePreprocessor(timeout=timeout, kernel_name='ir')
print('%s: Evaluated %s in %f sec' %
(src_fn, input_fn, time.time() - tic))
try:
notebook, resources = executor.preprocess(notebook, resources={})
except CellExecutionError:
msg = 'Error executing the notebook "%s".\n\n' % input_fn
msg += 'See notebook "%s" for the traceback.' % output_fn
print(msg)
raise
finally:
with open(output_fn, 'w') as f:
f.write(nbformat.writes(notebook).encode('utf8'))
print('%s: Write results into %s' % (src_fn, output_fn))
def convert_md():
"""Find all markdown files, convert into jupyter notebooks
"""
converted_files = []
reader = notedown.MarkdownReader(match='strict')
files = glob.glob('*/*.md')
# evaluate the newest file first, so we can catchup error ealier
files.sort(key=os.path.getmtime, reverse=True)
do_eval = int(os.environ.get('DO_EVAL', True))
if do_eval:
do_eval = int(os.environ.get('EVAL', True))
if not do_eval:
print('=== Will skip evaluating notebooks')
for fname in files:
new_fname = _get_new_fname(fname)
# parse if each markdown file is actually a jupyter notebook
with open(fname, 'r') as fp:
data = fp.read()
valid = '```{.python .input' in data or '```python' in data
if not valid:
if new_fname != fname:
print('=== Rename %s -> %s' % (fname, new_fname))
shutil.copyfile(fname, new_fname)
converted_files.append((fname, new_fname))
continue
# read
with open(fname, 'r') as f:
notebook = reader.read(f)
if do_eval and not (_has_output(notebook)
or any([i in fname for i in ignore_execution])):
print('=== Evaluate %s with timeout %d sec' % (fname, timeout))
tic = time.time()
# update from ../data to data
for c in notebook.cells:
if c.get('cell_type', None) == 'code':
c['source'] = c['source'].replace('"../data',
'"data').replace(
"'../data", "'data")
notedown.run(notebook, timeout)
print('=== Finished in %f sec' % (time.time() - tic))
# even that we will check it later, but do it ealier so we can see the
# error message before evaluating all notebooks
_check_notebook(notebook)
# write
# need to add language info to for syntax highlight
notebook['metadata'].update({'language_info': {'name': 'python'}})
new_fname = _replace_ext(new_fname, 'ipynb')
print('=== Convert %s -> %s' % (fname, new_fname))
with open(new_fname, 'w') as f:
f.write(nbformat.writes(notebook))
converted_files.append((fname, new_fname))
return converted_files
def create_json_notebook():
reader = notedown.MarkdownReader()
writer = notedown.JSONWriter()
notebook = reader.reads(sample_markdown)
json_notebook = writer.writes(notebook)
return json_notebook
def test_alt_lang():
"""Specifying a language that isn't python should generate
code blocks using %%language magic."""
reader = notedown.MarkdownReader(code_regex='fenced')
all_blocks = reader.parse_blocks(alt_lang)
code_blocks = [b for b in all_blocks if b['type'] == reader.code]
magic_block = code_blocks[0]
reader.process_code_block(magic_block)
assert(magic_block['content'] == alt_lang_code)
def outputcheck(self):
notebooks, _, _ = self._find_md_files()
reader = notedown.MarkdownReader()
error = False
for fn in notebooks:
with open(fn, 'r') as f:
notebook= reader.read(f)
for c in notebook.cells:
if 'outputs' in c and len(c['outputs']):
logging.error("Found execution outputs in %s", fn)
error = True
if error:
exit(-1)
def convert(path, timeout=40 * 60):
with path.open() as in_file:
notebook = notedown.MarkdownReader().read(in_file)
start = time.time()
notedown.run(notebook, timeout)
print(f"=== {path.name} finished evaluation in {time.time() - start} sec")
# need to add language info to for syntax highlight
notebook["metadata"].update(language_info={"name": "python"})
with path.with_suffix(".ipynb").open("w") as out_file:
out_file.write(nbformat.writes(notebook))
def _get_subpages(input_fn):
"""read toc in input_fn, returns what it contains"""
subpages = []
reader = notedown.MarkdownReader()
with open(input_fn, 'r', encoding='UTF-8') as f:
nb = reader.read(f)
for cell in nb.cells:
if (cell.cell_type == 'code' and 'attributes' in cell.metadata
and 'toc' in cell.metadata.attributes['classes']):
for l in cell.source.split('\n'):
l = l.strip()
if not l.startswith(':'):
fn = os.path.join(os.path.dirname(input_fn), l + '.md')
if os.path.exists(fn):
subpages.append(fn)
return subpages
def test_roundtrip():
"""Run nbconvert using our custom markdown template to recover
original markdown from a notebook.
"""
# create a notebook from the markdown
mr = notedown.MarkdownReader()
roundtrip_notebook = mr.to_notebook(roundtrip_markdown)
# write the notebook into json
notebook_json = nbformat.writes(roundtrip_notebook)
# write the json back into notebook
notebook = nbformat.reads(notebook_json, as_version=4)
# convert notebook to markdown
mw = notedown.MarkdownWriter(template_file='notedown/templates/markdown.tpl', strip_outputs=True)
markdown = mw.writes(notebook)
nt.assert_multi_line_equal(roundtrip_markdown, markdown)
def md2ipynb():
assert len(sys.argv) == 3, 'usage: input.md output.rst'
(src_fn, input_fn, output_fn) = sys.argv
# timeout for each notebook, in sec
timeout = 20 * 60
# if enable evaluation
do_eval = int(os.environ.get('EVAL', True))
reader = notedown.MarkdownReader(match='strict')
with open(input_fn, 'r', encoding="utf8") as f:
notebook = reader.read(f)
if do_eval:
tic = time.time()
notedown.run(notebook, timeout)
print('%s: Evaluated %s in %f sec'%(src_fn, input_fn, time.time()-tic))
# need to add language info to for syntax highlight
notebook['metadata'].update({'language_info':{'name':'python'}})
with open(output_fn, 'w') as f:
f.write(nbformat.writes(notebook))
print('%s: Write results into %s'%(src_fn, output_fn))
def test_R():
"""Check that the R notebook generated from Rmd looks the same
as the reference (without output cells).
"""
knitr = notedown.Knitr()
with open('r-examples/r-example.Rmd') as rmd:
knitted_markdown_file = knitr.knit(rmd)
reader = notedown.MarkdownReader(precode=r"%load_ext rpy2.ipython",
magic=True)
notebook = reader.read(knitted_markdown_file)
with open('r-examples/r-example.ipynb') as f:
reference_notebook = nbformat.read(f, as_version=4)
notedown.main.strip(notebook)
notedown.main.strip(reference_notebook)
writer = nbformat
nbjson = writer.writes(notebook)
reference_nbjson = writer.writes(reference_notebook)
nt.assert_multi_line_equal(nbjson, reference_nbjson)
import time
import notedown
import nbformat
assert len(sys.argv) == 2, "usage: input.md"
# timeout for each notebook, in sec
timeout = 40 * 60
# the files will be ignored for execution
ignore_execution = []
input_fn = sys.argv[1]
output_fn = ".".join(input_fn.split(".")[:-1] + ["ipynb"])
reader = notedown.MarkdownReader()
# read
with open(input_fn, "r") as f:
notebook = reader.read(f)
if not any([i in input_fn for i in ignore_execution]):
tic = time.time()
notedown.run(notebook, timeout)
print("=== Finished evaluation in %f sec" % (time.time() - tic))
# write
# need to add language info to for syntax highlight
notebook["metadata"].update({"language_info": {"name": "python"}})
with open(output_fn, "w") as f:
ret.append(' ')
ret.append(string[-1])
return ''.join(ret)
# timeout for each notebook, in sec
timeout = 20 * 60
# the files will be ingored for execution
ignore_execution = []
input_fn = sys.argv[1]
output_fn = sys.argv[2]
reader = notedown.MarkdownReader(match='strict')
do_eval = int(os.environ.get('EVAL', True))
# read
with open(input_fn, 'r') as f:
notebook = reader.read(f)
for c in notebook.cells:
c.source = add_space_between_ascii_and_non_ascii(c.source)
if do_eval and not any([i in input_fn for i in ignore_execution]):
tic = time.time()
notedown.run(notebook, timeout)
print('=== Finished evaluation in %f sec' % (time.time() - tic))
def create_json_notebook(markdown):
reader = notedown.MarkdownReader()
notebook = reader.reads(markdown)
json_notebook = nbformat.writes(notebook)
return json_notebook
def parse_cells(text, regex=None):
reader = notedown.MarkdownReader(code_regex=regex)
return reader.parse_blocks(text)
def test_markdown_markdown():
mr = notedown.MarkdownReader()
mw = notedown.MarkdownWriter(notedown.markdown_template)
nb = mr.reads(roundtrip_markdown)
markdown = mw.writes(nb)
nt.assert_multi_line_equal(markdown, roundtrip_markdown)
def read_markdown(source: Union[str, List[str]]) -> notebooknode.NotebookNode:
"""Returns a notebook from markdown source"""
if not isinstance(source, str):
source = '\n'.join(source)
reader = notedown.MarkdownReader(match='strict')
return reader.reads(source)
finalcseguidE = (pYPKa.linearize(EcoRV) +
pcr(fp, rp, template)).looped().cseguid()
content = t.format(tp=insertname,
gbref=gbref,
gblink=gblink,
templatesize=templatesize,
insertseguid=insertseguid,
finalcseguidZ=finalcseguidZ,
finalcseguidE=finalcseguidE,
fpn=fp.name,
fps=fp.seq,
rpn=rp.name,
rps=rp.seq)
obj = notedown.MarkdownReader()
nb = obj.to_notebook(content)
pp = ExecutePreprocessor(timeout=600, kernel_name='python3')
pp.timeout = 120 # seconds
pp.interrupt_on_timeout = True
pp.preprocess(nb, resources={})
with open(newname, 'wt') as f:
nbformat.write(nb, f)
#os.chdir(cwd)
# with open("README_template.md", "r", encoding="utf8") as f:
def test_match_fenced():
mr = notedown.MarkdownReader(match='fenced')
nb = mr.to_notebook(sample_markdown)
assert(nb.cells[1]['cell_type'] == 'code')
assert(nb.cells[3]['cell_type'] == 'markdown')
