Module cmc.modules.cryptocurrency.recently_added
Module for fetching data of Cryptocurrencies which were recently added in the last 24 hours on CoinMarketCap website.
Expand source code
#!/usr/bin/env python
"""Module for fetching data of Cryptocurrencies which were recently
added in the last 24 hours on CoinMarketCap website."""
from datetime import datetime
import os
import time
from typing import Any, Dict, List, Optional, Tuple, Union
import bs4
from bs4 import BeautifulSoup
from selenium import webdriver
from selenium.webdriver.common.by import By
from cmc.modules.base import CMCBaseClass
from cmc.utils.exceptions import ScrapeError
from cmc.utils.models import RecentlyAddedData
class RecentlyAdded(CMCBaseClass):
"""Class for scraping the data of CryptoCurrencies that appear
in the recently added table."""
def __init__(self, proxy: Optional[str] = None, as_dict: bool = False) -> None:
"""
Args:
proxy (Optional[str], optional): Proxy to be used for Selenium and requests Session. Defaults to None.
as_dict (bool): Return the data as a dictionary. Defaults to False.
"""
super().__init__(proxy)
self.base_url = "https://coinmarketcap.com/new/"
self.out = as_dict
@property
def __get_page_data(self) -> bs4.BeautifulSoup:
"""Scrape the table from recently added CryptoCurrencies page data
and return the scraped data.
Raises:
ScrapeError: Raised when data cannot be scraped from the webpage.
Returns:
bs4.BeautifulSoup: Scraped page data.
"""
driver = webdriver.Chrome(
service=self.service,
options=self.driver_options,
service_log_path=os.devnull,
)
try:
driver.get(self.base_url)
driver.execute_script("window.scrollTo(0, document.body.scrollHeight)")
time.sleep(1)
result = driver.find_element(
By.XPATH,
'//*[@id="__next"]/div/div[1]/div[2]/div/div[2]/table/tbody',
)
page_data = result.get_attribute("innerHTML")
driver.quit()
soup = BeautifulSoup(page_data, features="lxml")
return soup
except:
raise ScrapeError
@property
def get_data(
self,
) -> Union[Dict[int, Dict[str, Any]], Dict[int, RecentlyAddedData]]:
"""Scrape the CryptoCurrencies which are recently added in the
last 24 hours.
Returns:
Union[Dict[int, Dict[str, Any]], Dict[int, RecentlyAddedData]]: Scraped data of trending CryptoCurrencies.
"""
recently_added: Dict[int, Any] = {}
page_data = self.__get_page_data
data = page_data.find_all("tr")
for num, content in enumerate(data):
td = content.find_all("td")
name: str = td[2].find("p", class_="sc-1eb5slv-0 iworPT").text
symbol: str = (
td[2].find("p", class_="sc-1eb5slv-0 gGIpIK coin-item-symbol").text
)
cmc_link: str = td[2].find("a", class_="cmc-link")["href"]
try:
price: str = td[3].find("div", class_="sc-131di3y-0 cLgOOr").text
except:
price: str = td[3].span.text # type: ignore
try:
if td[4].find("span", class_="sc-15yy2pl-0 hzgCfk").span["class"][0]:
percent_1h: Tuple[str, ...] = (
"down",
td[4].find("span", class_="sc-15yy2pl-0 hzgCfk").text,
)
except:
percent_1h: Tuple[str, ...] = ( # type: ignore
"up",
td[4].find("span", class_="sc-15yy2pl-0 kAXKAX").text,
)
try:
if td[5].find("span", class_="sc-15yy2pl-0 hzgCfk").span["class"][0]:
percent_24h: Tuple[str, ...] = (
"down",
td[5].find("span", class_="sc-15yy2pl-0 hzgCfk").text,
)
except:
percent_24h: Tuple[str, ...] = ( # type: ignore
"up",
td[5].find("span", class_="sc-15yy2pl-0 kAXKAX").text,
)
fully_diluted_market_cap: str = td[6].text
volume_24h: str = td[7].text
blockchain: str = td[8].find("div", class_="s8fs2i-2 TBaWj").text
added: str = td[9].text
result = {
"name": name,
"symbol": symbol,
"cmc_name": cmc_link.split("/")[-2],
"url": self.cmc_url + cmc_link,
"price": price,
"percent_1h": percent_1h,
"percent_24h": percent_24h,
"fully_diluted_market_cap": fully_diluted_market_cap,
"volume_24h": volume_24h,
"blockchain": blockchain,
"added": added,
"timestamp": datetime.now(),
}
if self.out:
recently_added[num + 1] = result
else:
recently_added[num + 1] = RecentlyAddedData(**result)
return recently_addedClasses
class RecentlyAdded (proxy: Optional[str] = None, as_dict: bool = False)-
Class for scraping the data of CryptoCurrencies that appear in the recently added table.
Args
proxy:Optional[str], optional- Proxy to be used for Selenium and requests Session. Defaults to None.
as_dict:bool- Return the data as a dictionary. Defaults to False.
Expand source code
class RecentlyAdded(CMCBaseClass): """Class for scraping the data of CryptoCurrencies that appear in the recently added table.""" def __init__(self, proxy: Optional[str] = None, as_dict: bool = False) -> None: """ Args: proxy (Optional[str], optional): Proxy to be used for Selenium and requests Session. Defaults to None. as_dict (bool): Return the data as a dictionary. Defaults to False. """ super().__init__(proxy) self.base_url = "https://coinmarketcap.com/new/" self.out = as_dict @property def __get_page_data(self) -> bs4.BeautifulSoup: """Scrape the table from recently added CryptoCurrencies page data and return the scraped data. Raises: ScrapeError: Raised when data cannot be scraped from the webpage. Returns: bs4.BeautifulSoup: Scraped page data. """ driver = webdriver.Chrome( service=self.service, options=self.driver_options, service_log_path=os.devnull, ) try: driver.get(self.base_url) driver.execute_script("window.scrollTo(0, document.body.scrollHeight)") time.sleep(1) result = driver.find_element( By.XPATH, '//*[@id="__next"]/div/div[1]/div[2]/div/div[2]/table/tbody', ) page_data = result.get_attribute("innerHTML") driver.quit() soup = BeautifulSoup(page_data, features="lxml") return soup except: raise ScrapeError @property def get_data( self, ) -> Union[Dict[int, Dict[str, Any]], Dict[int, RecentlyAddedData]]: """Scrape the CryptoCurrencies which are recently added in the last 24 hours. Returns: Union[Dict[int, Dict[str, Any]], Dict[int, RecentlyAddedData]]: Scraped data of trending CryptoCurrencies. """ recently_added: Dict[int, Any] = {} page_data = self.__get_page_data data = page_data.find_all("tr") for num, content in enumerate(data): td = content.find_all("td") name: str = td[2].find("p", class_="sc-1eb5slv-0 iworPT").text symbol: str = ( td[2].find("p", class_="sc-1eb5slv-0 gGIpIK coin-item-symbol").text ) cmc_link: str = td[2].find("a", class_="cmc-link")["href"] try: price: str = td[3].find("div", class_="sc-131di3y-0 cLgOOr").text except: price: str = td[3].span.text # type: ignore try: if td[4].find("span", class_="sc-15yy2pl-0 hzgCfk").span["class"][0]: percent_1h: Tuple[str, ...] = ( "down", td[4].find("span", class_="sc-15yy2pl-0 hzgCfk").text, ) except: percent_1h: Tuple[str, ...] = ( # type: ignore "up", td[4].find("span", class_="sc-15yy2pl-0 kAXKAX").text, ) try: if td[5].find("span", class_="sc-15yy2pl-0 hzgCfk").span["class"][0]: percent_24h: Tuple[str, ...] = ( "down", td[5].find("span", class_="sc-15yy2pl-0 hzgCfk").text, ) except: percent_24h: Tuple[str, ...] = ( # type: ignore "up", td[5].find("span", class_="sc-15yy2pl-0 kAXKAX").text, ) fully_diluted_market_cap: str = td[6].text volume_24h: str = td[7].text blockchain: str = td[8].find("div", class_="s8fs2i-2 TBaWj").text added: str = td[9].text result = { "name": name, "symbol": symbol, "cmc_name": cmc_link.split("/")[-2], "url": self.cmc_url + cmc_link, "price": price, "percent_1h": percent_1h, "percent_24h": percent_24h, "fully_diluted_market_cap": fully_diluted_market_cap, "volume_24h": volume_24h, "blockchain": blockchain, "added": added, "timestamp": datetime.now(), } if self.out: recently_added[num + 1] = result else: recently_added[num + 1] = RecentlyAddedData(**result) return recently_addedAncestors
Instance variables
var get_data : Union[Dict[int, Dict[str, Any]], Dict[int, RecentlyAddedData]]-
Scrape the CryptoCurrencies which are recently added in the last 24 hours.
Returns
Union[Dict[int, Dict[str, Any]], Dict[int, RecentlyAddedData]]- Scraped data of trending CryptoCurrencies.
Expand source code
@property def get_data( self, ) -> Union[Dict[int, Dict[str, Any]], Dict[int, RecentlyAddedData]]: """Scrape the CryptoCurrencies which are recently added in the last 24 hours. Returns: Union[Dict[int, Dict[str, Any]], Dict[int, RecentlyAddedData]]: Scraped data of trending CryptoCurrencies. """ recently_added: Dict[int, Any] = {} page_data = self.__get_page_data data = page_data.find_all("tr") for num, content in enumerate(data): td = content.find_all("td") name: str = td[2].find("p", class_="sc-1eb5slv-0 iworPT").text symbol: str = ( td[2].find("p", class_="sc-1eb5slv-0 gGIpIK coin-item-symbol").text ) cmc_link: str = td[2].find("a", class_="cmc-link")["href"] try: price: str = td[3].find("div", class_="sc-131di3y-0 cLgOOr").text except: price: str = td[3].span.text # type: ignore try: if td[4].find("span", class_="sc-15yy2pl-0 hzgCfk").span["class"][0]: percent_1h: Tuple[str, ...] = ( "down", td[4].find("span", class_="sc-15yy2pl-0 hzgCfk").text, ) except: percent_1h: Tuple[str, ...] = ( # type: ignore "up", td[4].find("span", class_="sc-15yy2pl-0 kAXKAX").text, ) try: if td[5].find("span", class_="sc-15yy2pl-0 hzgCfk").span["class"][0]: percent_24h: Tuple[str, ...] = ( "down", td[5].find("span", class_="sc-15yy2pl-0 hzgCfk").text, ) except: percent_24h: Tuple[str, ...] = ( # type: ignore "up", td[5].find("span", class_="sc-15yy2pl-0 kAXKAX").text, ) fully_diluted_market_cap: str = td[6].text volume_24h: str = td[7].text blockchain: str = td[8].find("div", class_="s8fs2i-2 TBaWj").text added: str = td[9].text result = { "name": name, "symbol": symbol, "cmc_name": cmc_link.split("/")[-2], "url": self.cmc_url + cmc_link, "price": price, "percent_1h": percent_1h, "percent_24h": percent_24h, "fully_diluted_market_cap": fully_diluted_market_cap, "volume_24h": volume_24h, "blockchain": blockchain, "added": added, "timestamp": datetime.now(), } if self.out: recently_added[num + 1] = result else: recently_added[num + 1] = RecentlyAddedData(**result) return recently_added