def test_send_with_files(self):
file1 = BytesIO(get_binay('blablabla\blabla.'))
file2 = open(join(dirname(__file__), 'static', 'lucterios.mailing',
'images', 'config_mail.png'),
mode='rb')
try:
configSMTP('localhost', 1025)
self.assertEqual(0, self.server.count())
self.assertEqual(True, will_mail_send())
send_email('*****@*****.**', 'send with files', '2 files sent!',
[('filename1.txt', file1), ('filename2.png', file2)])
self.assertEqual(1, self.server.count())
self.assertEqual('*****@*****.**',
self.server.get(0)[1])
self.assertEqual(['*****@*****.**'], self.server.get(0)[2])
msg, msg_f1, msg_f2 = self.server.check_first_message(
'send with files', 3)
self.assertEqual('text/plain', msg.get_content_type())
self.assertEqual('base64', msg.get('Content-Transfer-Encoding',
''))
self.assertEqual('2 files sent!', decode_b64(msg.get_payload()))
self.assertEqual(None, self.server.smtp.auth_params)
self.assertTrue('filename1.txt' in msg_f1.get('Content-Type', ''),
msg_f1.get('Content-Type', ''))
self.assertEqual('blablabla\blabla.',
decode_b64(msg_f1.get_payload()))
self.assertTrue('filename2.png' in msg_f2.get('Content-Type', ''),
msg_f2.get('Content-Type', ''))
file2.seek(0, SEEK_END)
self.assertEqual(file2.tell(),
len(b64decode(msg_f2.get_payload())))
finally:
file1.close()
file2.close()
def test_csv(self):
d = dict()
with open(__file__) as f:
for c in re.findall('[A-Z]', f.read()):
try: d[c] += 1
except: d[c] = 1
path = PathSpliter(__file__).dirname
save_counter_as_csv(d, path + 'counter.csv', ['KEY', 'NUM'])
b = b'''a,b,c,d,e,f,g,h,j,k
1,2,3,4,5,6,7,8,9,0
0,9,8,7,6,5,4,3,2,1
1,2,3,4,5,6,7,8,9,0
0,9,8,7,6,5,4,3,2,1
1,2,3,4,5,6,7,8,9,0
6,6,6,6,6,6,6,6,6,6'''
csv = CSV()
csv.read(BytesIO(b), withhead=1, convert=int)
csv.show()
csv.read(BytesIO(b), withhead=1, convert=float)
print(csv.to_matrix())
csv.write(path + 'test.csv', delim=',', body_format=','.join(['%.2f'] * 10))
m = numpy.array([['a', 'b', 'c'],
['b', 'c', 'd'],
['d', 'e', 'f'],
['a', 'f', 'c'],
['g', 'd', 'e']])
print(indexed_all(m))
def create():
totp_ = totp.TOTP(random_base32())
outn = BytesIO()
img = make(totp_.provisioning_uri("*****@*****.**",issuer_name = "Cinara-Lyca Network Co.LTD"))
img.save(outn)
data = standard_b64encode(outn.getvalue())
data_uri = "data:image/png;base64," + data.decode()
return jsonify({"qr_code_url":data_uri,"auth_vendor_id":totp_.secret})
def get(self, request, transaction_number, challan_number):
r = requests.get(url=SALES_TRANSACTION,
params={'transaction_number': transaction_number})
if r.status_code is 200:
json_data = r.json()
if hasUpdatePurchaseRecordAccess(request.user):
item_list = json.loads(requests.get(SALES_ITEM_LIST).text)
uom = json.loads(requests.get(UNIT_OF_MEASURE).text)
po_line_statuses = json.loads(
requests.get(PURCHASE_ORDER_LINES_STATUS).text)
po_header_statuses = json.loads(
requests.get(PURCHASE_ORDER_HEADER_STATUS).text)
po_type = json.loads(requests.get(PURCHASE_ORDER_TYPE).text)
supplier_list = json.loads(requests.get(SUPPLIER_LIST).text)
data = {
'user':
request.user.username,
'po_type':
po_type['purchaseOrderType'],
'supplier_list':
supplier_list['supplierLists'],
'item_list':
item_list['itemDetailsList'],
'uom':
uom['UnitOfMeasure'],
'header_status':
po_header_statuses['purchaseOrderHeaderStatus'],
'line_status':
po_line_statuses['purchaseOrderLineStatus'],
'details':
json_data['sales_trx_details'][0]
}
template = jinja_template.get_template(
'pdf-templates/sales-challan.html')
html = template.render(request, data=data)
response = BytesIO()
pdf = pisa.pisaDocument(BytesIO(html.encode("ISO-8859-1")),
response)
if not pdf.err:
resp = HttpResponse(response.getvalue(),
content_type='application/pdf')
resp[
'Content-Disposition'] = 'attachment; filename="SalesChallan.pdf"'
return resp
else:
return HttpResponse("Error Rendering PDF", status=400)
else:
template = jinja_template.get_template(
'sales/sales-line-view.html')
return HttpResponse(
template.render(request,
data=json_data['purchase_trx_details'][0]))
else:
template = jinja_template.get_template(
'internal_server_error.html')
return HttpResponse(template.render(request))
def content(self):
from _io import BytesIO
if isfile(self.file_path):
with ZipFile(self.file_path, 'r') as zip_ref:
file_list = zip_ref.namelist()
if len(file_list) > 0:
doc_file = zip_ref.open(file_list[0])
return BytesIO(doc_file.read())
return BytesIO(b'')
def decompress(frequencyTable, valueData):
buffer = BytesIO(valueData)
uncompressedSize = readUnsignedLeb128(buffer)
compressedSize = len(valueData) - buffer.tell()
# create a buffer to decompress into
inputData = buffer.read(compressedSize)
outputData = ctypes.create_string_buffer(uncompressedSize)
decompDLL.decompressData(frequencyTable, inputData, compressedSize,
outputData, uncompressedSize)
return BytesIO(outputData.raw)
def get(self, request, *args, **kwargs):
data = request.query_params.copy()
device = app_device(request)
if not device:
device = data.get('username', '')
f = BytesIO()
img, code = check_code.create_validate_code()
DeivceVcode.objects.update_or_create(device=device,
defaults={'vcode': upper(code)})
img.save(f, 'GIF')
return HttpResponse(f.getvalue(), content_type='image/gif')
def content(self):
from _io import BytesIO
file_path = get_user_path("documents",
"document_%s" % six.text_type(self.id))
if isfile(file_path):
with ZipFile(file_path, 'r') as zip_ref:
file_list = zip_ref.namelist()
if len(file_list) > 0:
doc_file = zip_ref.open(file_list[0])
return BytesIO(doc_file.read())
return BytesIO(b'')
def bytesio_helper():
return (BytesIO(bytearray(b'')),
BytesIO(bytearray(b'a')),
BytesIO(bytearray(b'ab')),
BytesIO(bytearray(b'abc')),
BytesIO(bytearray(b'abcd')),
BytesIO(bytearray(b'abcde')),
BytesIO(bytearray(b'abcdef')),
BytesIO(bytearray(b'abcdefg')),
BytesIO(bytearray(b'abcdefgh')),
BytesIO(bytearray(b'abcdefghi'))
)
def test_issue25862():
# CPython issue #25862
# Assertion failures occurred in tell() after read() and write().
from _io import TextIOWrapper, BytesIO
t = TextIOWrapper(BytesIO(b'test'), encoding='ascii')
t.read(1)
t.read()
t.tell()
t = TextIOWrapper(BytesIO(b'test'), encoding='ascii')
t.read(1)
t.write('x')
t.tell()
def test4atom_no_match_missing_value_string_set(self):
"""
This test case sets up a set of values, which are all expected to be matched.
The missing value string is set to a value, so when a string does not match this value is used instead.
"""
description = "Test4MatchValueStreamWriter"
output_stream = BytesIO()
match_context = MatchContext(
b'25537Euro 25538Euro 25539Euro 25540Pfund ')
decimal_integer_value_me = DecimalIntegerValueModelElement(
'd1', DecimalIntegerValueModelElement.SIGN_TYPE_NONE,
DecimalIntegerValueModelElement.PAD_TYPE_NONE)
fixed_dme = FixedDataModelElement('s1', self.euro)
sequence_model_element = SequenceModelElement(
'sequence', [decimal_integer_value_me, fixed_dme])
match_value_stream_writer = MatchValueStreamWriter(
output_stream, [self.match_sequence_d1, self.match_sequence_s1],
b';', b'-')
self.analysis_context.register_component(match_value_stream_writer,
description)
match_element = sequence_model_element.get_match_element(
'match', match_context)
log_atom = LogAtom(match_context.match_data,
ParserMatch(match_element), 1,
match_value_stream_writer)
match_value_stream_writer.receive_atom(log_atom)
match_element = sequence_model_element.get_match_element(
'match', match_context)
log_atom = LogAtom(match_context.match_data,
ParserMatch(match_element), 1,
match_value_stream_writer)
match_value_stream_writer.receive_atom(log_atom)
match_element = sequence_model_element.get_match_element(
'match', match_context)
log_atom = LogAtom(match_context.match_data,
ParserMatch(match_element), 1,
match_value_stream_writer)
match_value_stream_writer.receive_atom(log_atom)
match_element = decimal_integer_value_me.get_match_element(
'match', match_context)
match_element.path = self.match_sequence_d1
log_atom = LogAtom(match_context.match_data,
ParserMatch(match_element), 1,
match_value_stream_writer)
match_value_stream_writer.receive_atom(log_atom)
self.assertEqual(output_stream.getvalue().decode(),
'25537;Euro \n25538;Euro \n25539;Euro \n25540;-\n')
def test2all_atoms_match_no_seperator(self):
"""
This test case sets up a set of values, which are all expected to be matched.
The seperator string is None, so all values are expected to be one string.
"""
description = "Test2MatchValueStreamWriter"
output_stream = BytesIO()
match_context = MatchContext(
b'25537Euro 25538Euro 25539Euro 25540Euro ')
decimal_integer_value_me = DecimalIntegerValueModelElement(
'd1', DecimalIntegerValueModelElement.SIGN_TYPE_NONE,
DecimalIntegerValueModelElement.PAD_TYPE_NONE)
fixed_dme = FixedDataModelElement('s1', self.euro)
sequence_model_element = SequenceModelElement(
'sequence', [decimal_integer_value_me, fixed_dme])
match_value_stream_writer = MatchValueStreamWriter(
output_stream, [self.match_sequence_d1, self.match_sequence_s1],
b'', b'-')
self.analysis_context.register_component(match_value_stream_writer,
description)
match_element = sequence_model_element.get_match_element(
'match', match_context)
log_atom = LogAtom(match_context.match_data,
ParserMatch(match_element), 1,
match_value_stream_writer)
match_value_stream_writer.receive_atom(log_atom)
match_element = sequence_model_element.get_match_element(
'match', match_context)
log_atom = LogAtom(match_context.match_data,
ParserMatch(match_element), 1,
match_value_stream_writer)
match_value_stream_writer.receive_atom(log_atom)
match_element = sequence_model_element.get_match_element(
'match', match_context)
log_atom = LogAtom(match_context.match_data,
ParserMatch(match_element), 1,
match_value_stream_writer)
match_value_stream_writer.receive_atom(log_atom)
match_element = sequence_model_element.get_match_element(
'match', match_context)
log_atom = LogAtom(match_context.match_data,
ParserMatch(match_element), 1,
match_value_stream_writer)
match_value_stream_writer.receive_atom(log_atom)
self.assertEqual(output_stream.getvalue().decode(),
'25537Euro \n25538Euro \n25539Euro \n25540Euro \n')
def create_thumbnail(image_model_instance):
image_path = image_model_instance.original.name
image_name = image_path.split('/').pop()
pil_image = open_image(MEDIA_ROOT + image_path)
pil_image.thumbnail(thumbnail_size, Image.ANTIALIAS)
f = BytesIO()
try:
pil_image.save(f, format=u'JPEG')
s = f.getvalue()
image_model_instance.thumbnail.save("thumb_%s" % image_name, ContentFile(s))
finally:
f.close()
def pdf_response(request):
response = HttpResponse(content_type='application/pdf')
response['Content-Disposition'] = 'attachment; filename="test.pdf"'
buff = BytesIO()
p = canvas.Canvas(buff)
p.drawString(100, 100, "hello world.")
p.showPage()
p.save()
pdf = buff.getvalue()
buff.close()
response.write(pdf)
return response
def __readNdxFile(self, file, dic):
fileName = file.filename
sizeFile = file.file_size
fileData = self.__zipFile.read(fileName, 'rU')
bt = BytesIO(fileData)
bt.seek(0)
lenBytes = bt.read(2)
# lenSum = self.BytesToInt(lenBytes)
# print "lenSum = ", lenSum
while bt.tell() < sizeFile:
lenBytes12 = bt.read(12)
# NULL bytes
bytesNull = lenBytes12[0:2]
bytesNullInt = self.BytesToInt(bytesNull)
# FILETIME bytes
bytesFileTime = lenBytes12[2:10]
bytesFileTimeInt = self.BytesToInt(bytesFileTime)
# offset in PDT bytes
bytesOffsetPdt = lenBytes12[10:12]
bytesOffsetPdtInt = self.BytesToInt(bytesOffsetPdt)
startTimeInt = self.FiletimeToUnixtimestamp(bytesFileTimeInt)
if bytesOffsetPdtInt not in dic.keys():
dic[bytesOffsetPdtInt] = [None, None]
dic[bytesOffsetPdtInt][1] = startTimeInt
bt.close()
def parse_data(src):
# HTML解析
et = html.fromstring(src)
# 整理数据
product_items_list = et.xpath(
"//div[@class='list-product']//div[@class='plp-slide']")
final_list = []
for i in product_items_list:
data = {}
data["img_box_src"] = i.xpath(".//div[@class='img-box']//img/@lazysrc")
data["img_box_src"] = data["img_box_src"][0] if data[
"img_box_src"] else ""
data["goods_tit"] = i.xpath(".//p[@class='goods-tit']/a/text()")
data["goods_tit"] = data["goods_tit"][0] if data["goods_tit"] else ""
data["goods_introudce"] = i.xpath(
".//p[@class='goods-introudce']/a/text()")
data["goods_introudce"] = data["goods_introudce"][0] if data[
"goods_introudce"] else ""
goods_classify = i.xpath(".//div[@class='goods-classify']//span")
gc_list = data["goods_classify"] = []
for gc in goods_classify:
dgc = {}
dgc["title"] = gc.xpath("./img/@title")
dgc["title"] = dgc["title"][0] if dgc["title"] else ""
dgc["title"] = dgc["title"].replace('\xa0', ' ')
dgc["code"] = gc.xpath("./@data-code")
dgc["code"] = dgc["code"][0] if dgc["code"] else ""
dgc["saleprice"] = gc.xpath("./@data-saleprice")
dgc["saleprice"] = dgc["saleprice"][0] if dgc["saleprice"] else ""
dgc["img_src"] = gc.xpath("./img/@src")
dgc["img_src"] = dgc["img_src"][0] if dgc["img_src"] else ""
# 解析SKU颜色值
if dgc["img_src"]:
req_img = requests.get(dgc["img_src"], verify=False)
img_data = req_img.content
bio = BytesIO()
bio.write(img_data)
bio.seek(0)
pimg = Image.open(bio) # 读入PIL图像
pimg.thumbnail((1, 1)) # 转换为1x1像素的图片
r, g, b = pimg.getcolors(
pimg.size[0] *
pimg.size[1])[0][1] # 形式：[(1, (223, 218, 212))]
dgc["img_color"] = '#%02x%02x%02x' % (r, g, b)
pimg.close()
bio.close()
else:
dgc["img_color"] = ""
gc_list.append(dgc)
final_list.append(data)
return final_list
def restore_tokens(self, file: _io.BytesIO):
self.tokens.clear()
while True:
flag = int.from_bytes(file.read(1), "big")
if flag == 0:
self.tokens.append(stl.Token((stl.EOF, None)))
break
else:
line = int(stl.read_string(file))
file_name = stl.read_string(file)
lf = line, file_name
if flag == 1:
token: stl.NumToken = stl.NumToken(lf,
stl.read_string(file))
elif flag == 2:
token: stl.LiteralToken = stl.LiteralToken(
lf, stl.read_string(file))
elif flag == 3:
token: stl.IdToken = stl.IdToken(lf, stl.read_string(file))
elif flag == 4:
token: stl.DocToken = stl.DocToken(lf,
stl.read_string(file))
else:
raise stl.ParseException("Unknown flag: {}".format(flag))
self.tokens.append(token)
async def __call__(self, scope: Scope, receive: Receive, send: Send):
if scope["type"] == "lifespan":
if (await receive())["type"] == "lifespan.startup":
self.executor = ThreadPoolExecutor(max_workers=20, )
await send({'type': 'lifespan.startup.complete'})
if (await receive())["type"] == "lifespan.shutdown":
fut = ConcFuture()
def _shutdown():
try:
self.executor.shutdown()
finally:
fut.set_result(None)
Thread(target=_shutdown).start()
await asyncio.wrap_future(fut)
await send({'type': 'lifespan.shutdown.complete'})
return
if scope["type"] != "http":
return
input_io = BytesIO()
loop = get_running_loop()
send_sync = lambda data: asyncio.run_coroutine_threadsafe(
send(data), loop=loop).result()
server = scope.get("server", ["localhost", 80])
environ = {
"REQUEST_METHOD": scope["method"],
"SERVER_NAME": server[0],
"SERVER_PORT": server[1],
"SCRIPT_NAME": "",
"PATH_INFO": scope["path"],
"QUERY_STRING": scope["query_string"].decode("ascii"),
"SERVER_PROTOCOL": "HTTP/%s" % scope["http_version"],
"wsgi.version": (1, 0),
"wsgi.url_scheme": scope.get("scheme", "http"),
"wsgi.input": input_io,
"wsgi.errors": sys.stderr,
"wsgi.multithread": True,
"wsgi.multiprocess": True,
"wsgi.run_once": False,
}
fut = get_running_loop().run_in_executor(
self.executor, lambda: self.run_wsgi(environ, send_sync))
task = get_running_loop().create_task(
self.run_wsgi_feeder(scope, receive, fut, input_io))
await fut
if not task.done():
task.cancel()
try:
await task
except CancelledError:
pass
def func4():
"""
StringIO顾名思义就是在内存中读写str。
"""
f = StringIO("可以这样初始化#\t#\t")
# f = StringIO()
f.write("HelloWorld!") # 后面写入会覆盖初始化
print(f.getvalue()) # getvalue()方法用于获得写入后的str。
"""
StringIO操作的只能是str，如果要操作二进制数据，就需要使用BytesIO
"""
fb = BytesIO()
# f = BytesIO(b'\xe4\xb8\xad\xe6\x96\x87')#也可以这样初始化
fb.write("测试中文".encode(encoding='utf_8'))
print(fb.getvalue())
pass
def open_as_bytes_stream(filename) -> _io.BufferedReader:
""" If file's size < 2GB, read whole file as BytesIO object """
filesize = os.path.getsize(filename)
if filesize < MAX_FILE_SIZE_32BIT:
with open(filename, 'rb') as f:
return BytesIO(f.read(filesize))
else:
return open(filename, 'rb', buffering=BEST_IO_BUFFER_SIZE)
def read_tick(filename):
if isinstance(filename, BytesIO):
gf = GzipFile(fileobj=filename)
elif isinstance(filename, bytes):
gf = GzipFile(fileobj=BytesIO(filename))
else:
gf = GzipFile(filename)
return list(select(gf))
def test_read_string():
a = b" test1 test2"
with BytesIO(a) as sp:
print("first time", utils.read_string(sp))
print("second time", utils.read_string(sp))
print("third time", utils.read_string(sp))
def get(self, request, *args, **kwargs):
#Indicamos el tipo de contenido a devolver, en este caso un pdf
response = HttpResponse(content_type='application/pdf')
#La clase io.BytesIO permite tratar un array de bytes como un fichero binario, se utiliza como almacenamiento temporal
buffer = BytesIO()
#Canvas nos permite hacer el reporte con coordenadas X y Y
pdf = canvas.Canvas(buffer)
#Llamo al método cabecera donde están definidos los datos que aparecen en la cabecera del reporte.
self.cabecera(pdf)
self.tabla(pdf)
self.razas(pdf)
#Con show page hacemos un corte de página para pasar a la siguiente
pdf.showPage()
pdf.save()
pdf = buffer.getvalue()
buffer.close()
response.write(pdf)
return response
def get(self, request, transaction_number, challan_number):
item_list = json.loads(requests.get(PURCHASE_ITEM_LIST).text)
uom = json.loads(requests.get(UNIT_OF_MEASURE).text)
# po_line_statuses = requests.get(PURCHASE_ORDER_LINES_STATUS)
po_receipt_statuses = json.loads(
requests.get(PURCHASE_ORDER_HEADER_STATUS).text)
receipt_details = json.loads(
requests.get(RECEIPT_SEARCH + 'challan_number=' +
challan_number).text)
if receipt_details['receipt_details'][0]['challan_date']:
receipt_details['receipt_details'][0][
'challan_date'] = receipt_details['receipt_details'][0][
'challan_date'].split(' ')[0]
# po_type = json.loads(requests.get(PURCHASE_ORDER_TYPE).text)
# supplier_list = json.loads(requests.get(SUPPLIER_LIST).text)
#
# data= {'user' : request.user.username,
# 'po_type' : po_type['purchaseOrderType'],
# 'supplier_list' : supplier_list['supplierLists'],
# 'item_list' : item_list['itemDetailsList'],
# 'uom' : uom['UnitOfMeasure']
# }
data = {
'transaction_number': transaction_number,
'item_list': item_list['itemDetailsList'],
'uom': uom['UnitOfMeasure'],
'po_receipt_statuses':
po_receipt_statuses['purchaseOrderHeaderStatus'],
'details': receipt_details['receipt_details'][0]
}
template = jinja_template.get_template(
'pdf-templates/purchase_challan.html')
html = template.render(request, data=data)
response = BytesIO()
pdf = pisa.pisaDocument(BytesIO(html.encode("utf-8")), response)
if not pdf.err:
resp = HttpResponse(response.getvalue(),
content_type='application/pdf')
resp[
'Content-Disposition'] = 'attachment; filename="PurchaseChallan.pdf"'
return resp
else:
return HttpResponse("Error Rendering PDF", status=400)
def __readPdtFile(self, file, dic):
fileName = file.filename
sizeFile = file.file_size
fileData = self.__zipFile.read(fileName, 'rU')
bt = BytesIO(fileData)
bt.seek(int('0x01A', 0))
while bt.tell() < sizeFile:
pos = bt.tell()
lenBytes = bt.read(2)
lenBytesHex = "0x" + ''.join( [ "%02X" % ord( x ) for x in reversed(lenBytes) ] )
lenSum = int(lenBytesHex, 0)
bytesProName = unicode(bt.read(lenSum), self.__jtvEncodeProgrammName)
if pos not in dic.keys():
dic[pos] = [None, None]
dic[pos][0] = bytesProName
bt.close()
def file_downloaded(self, response, request, info):
filenames = re.findall(r'filename="(.+)\.pgn"',
response.headers['Content-Disposition'])
hash = filenames[0]
body = response.body.decode('gbk')
Event = re.findall(r'Event\s+"(.+)"', body)[0]
Date = re.findall(r'Date\s+"(.+)"', body)[0]
RedTeam = re.findall(r'RedTeam\s+"(.+)"', body)[0]
Red = re.findall(r'Red\s+"(.+)"', body)[0]
BlackTeam = re.findall(r'BlackTeam\s+"(.+)"', body)[0]
Black = re.findall(r'Black\s+"(.+)"', body)[0]
Result = re.findall(r'Result\s+"(.+)"', body)[0]
ECCO = re.findall(r'ECCO\s+"(.+)"', body)[0]
Opening = re.findall(r'Opening\s+"(.+)"', body)[0]
sql = "INSERT INTO qipu (`date`, ecco, result, event, hash, redTeam, red, blackTeam, black, opening) VALUES ('%s','%s','%s','%s','%s','%s','%s','%s','%s','%s')" % (
Date, ECCO, Result, Event, hash, RedTeam, Red, BlackTeam, Black,
Opening)
print(sql)
con = pymysql.Connect(
host='rm-bp149hof32gt0cewt7o.mysql.rds.aliyuncs.com',
port=3306,
db='aichess',
user='******',
passwd='Java19786028',
charset='utf8')
cursor = con.cursor()
try:
cursor.execute(sql)
con.commit()
except:
con.rollback()
finally:
cursor.close()
con.close()
buf = BytesIO(response.body)
checksum = md5sum(buf)
buf.seek(0)
self.store.persist_file(hash + '.pgn', buf, info)
return checksum
def __GetIcon(self):
icon_png = None
icon_jpg = None
icon_fallback = None
try:
iconList = self.FindInDescription('d:device/d:iconList')
for icon in iconList:
width = int(self.FindInDescription('d:width', icon).text)
mimetype = self.FindInDescription('d:mimetype', icon).text
if width >= 32 and mimetype == 'image/png':
icon_png = icon
break
elif width >= 32 and mimetype == 'image/jpeg':
icon_jpg = icon
else:
if icon_fallback:
fallback_width = int(
self.FindInDescription('d:width',
icon_fallback).text)
if fallback_width < width:
icon_fallback = icon
else:
icon_fallback = icon
except Exception as e:
self._logger.warning("{}: {}".format(self.name, str(e)))
self.__icon = None
return
if icon_png:
icon = icon_png
elif icon_jpg:
icon = icon_jpg
elif icon_fallback:
icon = icon_fallback
try:
icon_url = self.FindInDescription('d:url', icon).text
icon_url = self.path_to_url(icon_url)
icon_data = urlopen(icon_url).read()
sbuf = BytesIO(icon_data)
image = wx.Image(sbuf)
image = image.Scale(32, 32, wx.IMAGE_QUALITY_BICUBIC)
self.__icon = image.ConvertToBitmap()
except Exception as e:
self._logger.warning("{}: {}".format(self.name, str(e)))
self.__icon = wx.Bitmap.FromRGBA(32, 32, 255, 255, 255, 255)
return
def update_item_pic(self, args):
job_item = args[0]
file_name = job_item.file_name
item_obj = job_item.item_obj
# ----此处二次处理图片为缩略图，避免内存溢出，并使用高斯模糊滤镜----
# PIL打开图片
img = Image.open(file_name)
# 锁定长宽比缩小图片
w, h = img.size
ratio = self.PIC_SIZE / (h if h >= w else w)
img = img.resize((int(w * ratio), int(h * ratio)), Image.ANTIALIAS)
w, h = img.size # 顺便重新获取大小，供后面计算使用
# 高斯模糊
img = img.filter(ImageFilter.GaussianBlur(radius=2))
# 暂存于内存中，使用BytesIO
bio = BytesIO()
img.save(bio, 'jpeg')
# 关闭PIL图像句柄
img.close()
# 利用QPainter将图片在QImage内居中显示
qimg = QImage.fromData(bio.getvalue())
new_qimg = QImage(self.PIC_SIZE, self.PIC_SIZE, QImage.Format_ARGB32)
new_qimg.fill(Qt.white) # 填充白色作为背景，否则显示效果会有些诡异
pnt = QPainter()
pnt.begin(
new_qimg
) # 经测试，在slot里面一定要用QPainter.begin()、QPainter.end()，否则会报错“QPaintDevice: Cannot destroy paint device that is being painted”
pnt.drawImage(max((self.PIC_SIZE - w) / 2, 0),
max((self.PIC_SIZE - h) / 2, 0), qimg) # 居中画图
pnt.end()
# 将QImage显示在QListWidgetItem上
icon = QIcon(QPixmap.fromImage(new_qimg))
item_obj.setIcon(icon)
# 将QListWidgetItem对象添加到界面上的QListWidget中
with self.data_lock:
self.lwPicsList.addItem(item_obj)
self.update_label_text(self.LABEL_FMT.format(len(self.data_list)))
# 关闭BytesIO句柄
bio.close()
def sideeffect(url_, timeout=None):
try:
url = url_.get_full_url()
except AttributeError:
url = url_
if "geofon" in url:
if isinstance(geofon_retval, Exception):
raise geofon_retval # pylint: disable=raising-bad-type
if geofon_retval is None:
with open(os.path.join(DATADIR, "ZE.network.xml")) as opn:
return BytesIO(opn.read())
else:
return BytesIO(geofon_retval)
elif 'doi.org' in url:
if isinstance(doicit_retval, Exception):
raise doicit_retval # pylint: disable=raising-bad-type
if doicit_retval is None:
return BytesIO("Marc Smith (2002): A Paper. %s" %
url.encode('utf8'))
return BytesIO(doicit_retval)
else:
if isinstance(others_retval, Exception):
raise others_retval # pylint: disable=raising-bad-type
if others_retval is None:
with open(os.path.join(DATADIR, "other_stations.xml")) as opn:
return BytesIO(opn.read())
else:
return BytesIO(others_retval)
class BaseBitcoinClient(object):
def __init__(self, socket):
self.socket = socket
self.buffer = BytesIO()
self.stop_client = False
def close_stream(self):
self.socket.close()
def send_message(self, message):
self.socket.sendall(message.to_bytes())
def handshake(self):
# Send a "version" message to start the handshake
msg = msg_version()
# See BIP 111 (https://github.com/bitcoin/bips/blob/master/bip-0111.mediawiki)
msg.nVersion = 70011
msg.fRelay = False # If false then broadcast transactions will not be announced until a filter{load,add,clear} command is received
self.send_message(msg)
def handle_version(self, _):
# Respond with a "verack" message to a "version" message
msg = msg_verack()
self.send_message(msg)
def handle_ping(self, ping_message):
# Respond with a pong message to a ping message
msg = msg_pong()
msg.nonce = ping_message.nonce
self.send_message(msg)
def run(self):
while self.stop_client != True:
# Read and store the data from the socket
data = self.socket.recv(64)
self.buffer.write(data)
try:
# Go at the beginning of the buffer
self.buffer.seek(0)
# Deserialize the message
message = MsgSerializable().stream_deserialize(self.buffer)
# Reset the buffer
remaining = self.buffer.read()
self.buffer = BytesIO()
self.buffer.write(remaining)
# Call handle function
if message is not None:
handle_func_name = "handle_" + message.command.decode(
"utf-8")
handle_func = getattr(self, handle_func_name, None)
if handle_func:
handle_func(message)
except SerializationTruncationError:
# Read more data from the socket
pass
def generate(width, height, image_format='PNG'):
image = Image.new('RGB', (width, height))
draw = ImageDraw.Draw(image)
text = "{}x{}".format(width, height)
isexst = cache.get(text)
if isexst is None:
textwidth, textheight = draw.textsize(text)
if textwidth < width and textheight < height:
texttop = (height - textheight) // 2
textleft = (width - textwidth) // 2
draw.text((textleft, texttop), text, fill=(255, 0, 0))
content = BytesIO()
image.save(content, image_format)
content.seek(0)
cache.set(text, content, 60 * 60)
# image.show()
return isexst
# generate(100, 100)
def show_map():
f = open("map.png", "rb")
img = ImageTk.PhotoImage(Image.open(BytesIO(f.read())))
maplabel.config(image=img)
maplabel.img = img
maplabel.place(x=window.winfo_width() / 2,
y=window.winfo_height() / 2,
anchor="center")
giflabel.place_forget()
global check_gif
check_gif = False # GIF is no longer being played
async def filter(ctx, arg):
sendfile = 0
for file in ctx.message.attachments:
sendfile = 1
link = requests.get(file.url)
img = Image.open(BytesIO(link.content))
img.save('image.jpg')
image = cv2.imread('image.jpg')
filename = 'filtered.jpg'
if arg == 'blur':
blurred = cv2.GaussianBlur(image,(33,33,),0)
# blurred = cv2.medianBlur(image,55)
cv2.imwrite(filename,blurred)
await ctx.message.channel.send(file=discord.File(filename))
elif arg == 'gray':
gray = cv2.cvtColor(image, cv2.COLOR_BGR2GRAY)
cv2.imwrite(filename,gray)
await ctx.message.channel.send(file=discord.File(filename))
elif arg == 'edge':
gray = cv2.cvtColor(image, cv2.COLOR_BGR2GRAY)
blurred = cv2.GaussianBlur(gray,(5,5,),0)
edged = cv2.Canny(blurred,85,85)
cv2.imwrite(filename,edged)
await ctx.message.channel.send(file=discord.File(filename))
elif arg == 'reflect':
flip = cv2.flip(image, 1)
cv2.imwrite(filename,flip)
await ctx.message.channel.send(file=discord.File(filename))
elif arg == 'bright':
array = np.array([[0.01, 0.54, 0.9],[0.4, 0.01, 0.4],[0.01, 0.2, 0.01]])
bright = cv2.filter2D(image, -1, array)
cv2.imwrite(filename,bright)
await ctx.message.channel.send(file=discord.File(filename))
elif arg == '70s':
gray = cv2.cvtColor(image, cv2.COLOR_BGR2HSV)
cv2.imwrite(filename,gray)
await ctx.message.channel.send(file=discord.File(filename))
else:
await ctx.message.channel.send('Improper Usage\nFilters: **blur, gray, edge, reflect, bright, 70s**\nFilter Usage Example: *&filter edge*')
if sendfile == 0:
await ctx.message.channel.send('Improper Usage\nFilters: **blur, gray, edge, reflect, bright, 70s**\nFilter Usage Example: *&filter edge*')
def _create_dataset():
examples_file, label_file = BytesIO(), BytesIO()
examples_file.name = 'examples.csv'
label_file.name = 'labels.csv'
iris = load_iris()
numpy.savetxt(examples_file, iris.data, delimiter=',')
numpy.savetxt(label_file, iris.target, delimiter=',')
examples_file.seek(0), label_file.seek(0)
return examples_file, label_file
def test__BytesIO_seek(self):
x = BytesIO()
# these should all succeed
x.seek(0)
x.seek(long(0))
x.seek(0, 0)
x.seek(long(0), 0)
x.seek(0, long(0))
x.seek(long(0), long(0))
# these should all fail
self.assertRaises(TypeError, x.seek, 0, 0.0)
self.assertRaises(TypeError, x.seek, long(0), 0.0)
self.assertRaises(ValueError, x.seek, 0, 1000)
self.assertRaises(ValueError, x.seek, long(0), 1000)
self.assertRaises(OverflowError, x.seek, 0, sys.maxsize+1)
self.assertRaises(OverflowError, x.seek, long(0), sys.maxsize+1)
self.assertRaises(TypeError, x.seek, 0.0)
self.assertRaises(TypeError, x.seek, 0.0, 0)
self.assertRaises(OverflowError, x.seek, sys.maxsize+1)
self.assertRaises(OverflowError, x.seek, sys.maxsize+1, 0)
def useByteIO():
b = BytesIO()
b.write('中文'.encode(encoding='utf_8'))
printStrIO(b)
def export_pdf(de_thi, dapan):
'''
export de thi trac nghiem ra pdf
'''
socau = len(dapan)
table_data=[]
table_data.append([u'HỌC VIỆN HẬU CẦN', u'ĐỀ THI KẾT THÚC MÔN'])
table_data.append([u'%s' %de_thi.logSinhDe.monHoc.khoa.ten_dv, u'MÔN: ' + de_thi.logSinhDe.monHoc.ten_mon_thi])
table_data.append([u'', u'Đối tượng: ' + de_thi.logSinhDe.doiTuong.ten_dt])
table_data.append([u'', u'Thời gian: '])
table_data.append([u'', u'Đề gồm: ' + str(socau) + u' câu'])
buf = BytesIO()
# file_name = 'dethi.pdf'
doc = SimpleDocTemplate(buf)
pars = [Spacer(1, 0.1*inch)]
# pars = []
title_table = Table(table_data, colWidths=[(PAGE_WIDTH-100)/2.0]*2)
title_table.setStyle(TableStyle([('FONT', (0,0), (1,1), 'TimesBd', 13),
('FONT', (0,2), (-1,-1), 'Times', 13),
('ALIGN', (0,0), (-1,-1), 'CENTER'),
]))
pars.append(title_table)
pars.append(Spacer(1, 0.5*inch))
sv_info_table_data = [[u'Mã môn học: '+ de_thi.logSinhDe.monHoc.ma_mon_thi + u' - Số tín chỉ (hoặc đvht): ' , u'Mã đề thi']]
sv_info_table_data.append([u'Lớp: ' ,de_thi.maDeThi])
sv_info_table_data.append([u'Mã học viên, sinh viên: ',''])
sv_info_table_data.append([u'Họ tên học viên, sinh viên: ',''])
sv_info_table = Table(sv_info_table_data, colWidths=[PAGE_WIDTH-200, 100])
sv_info_table.setStyle(TableStyle([('FONT', (1,0), (-1,-1), 'TimesBd', 13),
('FONT', (0,0), (0,-1), 'Times', 13),
('ALIGN', (1,0), (-1,-1), 'CENTER'),
('BOX', (1,0), (-1,-1), 1.25, colors.black),
]))
pars.append(sv_info_table)
pars.append(Spacer(1, 0.5*inch))
n = 1
for question, answers in dapan:
# question
p = Paragraph(u'Câu ' + str(n) + ": " + question.noiDung, question_style)
n += 1
pars.append(p)
# answers
ls = ['A. ', 'B. ', 'C. ', 'D. ']
for l, answer in zip(ls, answers):
pars.append(Spacer(1, 0.03*inch))
p = Paragraph(l + answer.dapAn, answer_stype)
pars.append(p)
pars.append(Spacer(1, 0.03*inch))
pars.append(Spacer(1, 0.05*inch))
# ký
sig_table_data = [[u'-------HẾT--------', u'']]
sig_table_data.append([u'' ,u'TRƯỞNG KHOA'])
sig_table_data.append([u'' ,u'(Ký, họ tên)'])
sig_table = Table(sig_table_data, colWidths=[PAGE_WIDTH-300, 200])
sig_table.setStyle(TableStyle([('FONT', (0,0), (1,0), 'Times', 13),
('FONT', (0,1), (1,1), 'TimesBd', 13),
('FONT', (0,2), (1,2), 'TimesIt', 13),
('ALIGN', (0,0), (-1,-1), 'CENTER'),
('SPAN',(0,0),(1,0)),
]))
pars.append(sig_table)
doc.build(pars, onFirstPage=myFirstPage, onLaterPages=myLaterPages)
# Get the value of the BytesIO buffer and write it to the response.
pdf = buf.getvalue()
buf.close()
return pdf
def export_baithi_dapan_pdf(de_thi, dapan, baithi):
'''
export de thi trac nghiem ra pdf
'''
socau = len(dapan)
table_data=[]
table_data.append([u'HỌC VIỆN HẬU CẦN', u'ĐÁP ÁN MÔN THI'])
table_data.append([u'%s' %de_thi.logSinhDe.monHoc.khoa.ten_dv, u'MÔN: ' + de_thi.logSinhDe.monHoc.ten_mon_thi])
table_data.append([u'', u'Đối tượng: ' + de_thi.logSinhDe.doiTuong.ten_dt])
table_data.append([u'', u'Thời gian: '])
table_data.append([u'', u'Đề gồm: ' + str(socau) + u' câu'])
buf = BytesIO()
# file_name = 'dethi.pdf'
doc = SimpleDocTemplate(buf)
pars = [Spacer(1, 0.1*inch)]
# pars = []
title_table = Table(table_data, colWidths=[(PAGE_WIDTH-100)/2.0]*2)
title_table.setStyle(TableStyle([('FONT', (0,0), (1,1), 'TimesBd', 13),
('FONT', (0,2), (-1,-1), 'Times', 13),
('ALIGN', (0,0), (-1,-1), 'CENTER'),
]))
pars.append(title_table)
pars.append(Spacer(1, 0.5*inch))
sv_info_table_data = [[u'Mã môn học: '+ de_thi.logSinhDe.monHoc.ma_mon_thi + u' - Số tín chỉ (hoặc đvht): ' , u'Mã đề thi']]
sv_info_table_data.append([u'Lớp: ' ,de_thi.maDeThi + baithi.thi_sinh.ma_sv.split('-')[1]])
sv_info_table_data.append([u'Mã học viên, sinh viên: ',''])
sv_info_table_data.append([u'Họ tên học viên, sinh viên: ',''])
sv_info_table = Table(sv_info_table_data, colWidths=[PAGE_WIDTH-200, 100])
sv_info_table.setStyle(TableStyle([('FONT', (1,0), (-1,-1), 'TimesBd', 13),
('FONT', (0,0), (0,-1), 'Times', 13),
('ALIGN', (1,0), (-1,-1), 'CENTER'),
('BOX', (1,0), (-1,-1), 1.25, colors.black),
]))
pars.append(sv_info_table)
pars.append(Spacer(1, 0.5*inch))
for i in xrange(1, len(dapan)+1):
cau_hoi = str(i)
dap_an = dapan[cau_hoi]
# question
p = Paragraph(u'Câu ' + cau_hoi + ": " + dap_an, answer_stype)
pars.append(p)
pars.append(Spacer(1, 0.05*inch))
# ký
sig_table_data = [[u'-------HẾT--------', u'']]
sig_table_data.append([u'' ,u'TRƯỞNG KHOA'])
sig_table_data.append([u'' ,u'(Ký, họ tên)'])
sig_table = Table(sig_table_data, colWidths=[PAGE_WIDTH-300, 200])
sig_table.setStyle(TableStyle([('FONT', (0,0), (1,0), 'Times', 13),
('FONT', (0,1), (1,1), 'TimesBd', 13),
('FONT', (0,2), (1,2), 'TimesIt', 13),
('ALIGN', (0,0), (-1,-1), 'CENTER'),
('SPAN',(0,0),(1,0)),
]))
pars.append(sig_table)
doc.build(pars, onFirstPage=myFirstPage, onLaterPages=myLaterPages)
# Get the value of the BytesIO buffer and write it to the response.
pdf = buf.getvalue()
buf.close()
return pdf
def export_bangdiem(baithi):
'''
export bang diem ra pdf
'''
rows_len = len(baithi)
table_data=[]
table_data.append([u'BỘ QUỐC PHÒNG', u'CỘNG HÒA XÃ HỘI CHỦ NGHĨA VIỆT NAM'])
table_data.append([u'HỌC VIỆN HẬU CẦN', u'Độc lập - Tự do - Hạnh phúc'])
table_data.append([u'', u'Hà Nội, ngày ' + str(timezone.now().day) + u' tháng ' + str(timezone.now().month) + u' năm ' + str(timezone.now().year)])
buf = BytesIO()
# file_name = 'dethi.pdf'
doc = SimpleDocTemplate(buf)
pars = [Spacer(1, 0.1*inch)]
# pars = []
title_table = Table(table_data, colWidths=[250, PAGE_WIDTH-250])
title_table.setStyle(TableStyle([('FONT', (0,0), (1,1), 'TimesBd', 13),
('FONT', (0,2), (-1,-1), 'Times', 13),
('ALIGN', (0,0), (-1,-1), 'CENTER'),
]))
pars.append(title_table)
pars.append(Spacer(1, 0.5*inch))
bd_title_table_data = [[u'BÁO CÁO KẾT QUẢ THI']]
bd_title_table_data.append([u'môn: ' + baithi[0].khthi.mon_thi.ten_mon_thi + u' đvht: ' + str(baithi[0].khthi.mon_thi.so_dvht)])
ngay_thi = '%d - %d - %d' %(baithi[0].khthi.ngay_thi.day, baithi[0].khthi.ngay_thi.month, baithi[0].khthi.ngay_thi.year)
bd_title_table_data.append([u'lớp: ' + baithi[0].thi_sinh.lop.ten_lop + u' ngày thi: ' + ngay_thi])
bd_title_table = Table(bd_title_table_data, colWidths=[PAGE_WIDTH])
bd_title_table.setStyle(TableStyle([('FONT', (0,0), (0,0), 'TimesBd', 14),
('FONT', (0,1), (-1,-1), 'Times', 13),
('ALIGN', (0,0), (-1,-1), 'CENTER'),
#('BOX', (1,0), (-1,-1), 1.25, colors.black),
]))
pars.append(bd_title_table)
pars.append(Spacer(1, 0.5*inch))
bd_table_data = [[u'STT', u'Họ tên', u'Điểm', u'Ghi chú']]
n = 1
for bt in baithi:
row = [str(n), bt.thi_sinh.get_ho_ten, str(bt.diem), ""]
bd_table_data.append(row)
n = n + 1
bd_table = Table(bd_table_data, colWidths=[50, 250, 50, 100])
bd_table.setStyle(TableStyle([('FONT', (0,0), (3,0), 'TimesBd', 13),
('FONT', (0,1), (-1,-1), 'Times', 13),
('ALIGN', (0,0), (-1,0), 'CENTER'), #header
('ALIGN', (0,0), (0,-1), 'CENTER'), #STT
('INNERGRID', (0,0), (-1,-1), 0.25, colors.black),
('BOX', (0,0), (-1,-1), 0.5, colors.black),
]))
pars.append(bd_table)
pars.append(Spacer(1, 0.5*inch))
# ký
sig_table_data = [[u'-------HẾT--------', u'']]
sig_table_data.append([u'' ,u'TRƯỞNG KHOA'])
sig_table_data.append([u'' ,u'(Ký, họ tên)'])
sig_table = Table(sig_table_data, colWidths=[PAGE_WIDTH-300, 200])
sig_table.setStyle(TableStyle([('FONT', (0,0), (1,0), 'Times', 13),
('FONT', (0,1), (1,1), 'TimesBd', 13),
('FONT', (0,2), (1,2), 'TimesIt', 13),
('ALIGN', (0,0), (-1,-1), 'CENTER'),
('SPAN',(0,0),(1,0)),
]))
pars.append(sig_table)
doc.build(pars, onFirstPage=myFirstPage, onLaterPages=myLaterPages)
# Get the value of the BytesIO buffer and write it to the response.
pdf = buf.getvalue()
buf.close()
return pdf
