Use ruff

.github/workflows/ci.yml

@@ -43,7 +43,19 @@ jobs:
         with:
           python-version: '${{ matrix.python-version }}'
           architecture: '${{ matrix.arch }}'
+      - name: Install dependencies
+        run: |
+          python -m pip install --upgrade pip
+          pip install poetry
+          poetry install
       - name: Install package
-        run: python setup.py install
-      - name: Run test script
-        run: python examples/get_csv.py && python examples/get_by_coin_name.py && python examples/get_by_id_number.py
+        run: poetry run python setup.py install
+      - name: Run linter
+        run: poetry run ruff check .
+      - name: Run formatter
+        run: poetry run ruff format . --check
+      - name: Run test scripts
+        run: |
+          poetry run python examples/get_csv.py
+          poetry run python examples/get_by_coin_name.py
+          poetry run python examples/get_by_id_number.py

README.md

@@ -1,6 +1,6 @@
 # cryptoCMD: cryptoCurrency Market Data
 
-[![PyPI Version][]][1] [![CI Status][]][2] [![License][]][3] [![Downloads][]][4] [![Code style: black][]][5] [![GitHub Sponsors][]][6]
+[![PyPI Version][]][1] [![CI Status][]][2] [![License][]][3] [![Downloads][]][4] [![Ruff][]][5] [![GitHub Sponsors][]][6]
 
 
 Cryptocurrency historical market price data scraper written in Python.
@@ -113,8 +113,8 @@ below. ✨☕
 [3]: https://github.com/guptarohit/cryptoCMD/blob/master/LICENSE
 [Downloads]: https://pepy.tech/badge/cryptoCMD
 [4]: https://pepy.tech/project/cryptoCMD
-[Code style: black]: https://img.shields.io/badge/code%20style-black-000000.svg
-[5]: https://github.com/ambv/black
+[Ruff]: https://img.shields.io/endpoint?url=https://raw.githubusercontent.com/astral-sh/ruff/main/assets/badge/v2.json
+[5]: https://github.com/astral-sh/ruff
 [GitHub Sponsors]: https://img.shields.io/github/sponsors/guptarohit?color=%23FF5733
 [6]: https://github.com/sponsors/guptarohit
 [![Buy Me A Coffee](https://img.buymeacoffee.com/button-api/?text=Buy%20me%20a%20coffee&emoji=&slug=rohitgupta&button_colour=5F7FFF&font_colour=ffffff&font_family=Lato&outline_colour=000000&coffee_colour=FFDD00)](https://www.buymeacoffee.com/rohitgupta)

cryptocmd/__init__.py

@@ -1,2 +1,2 @@
-from .core import *
-from .__version__ import __version__
+from .core import *  # noqa
+from .__version__ import __version__  # noqa

cryptocmd/core.py

@@ -33,7 +33,7 @@ def __init__(
         order_ascending=False,
         fiat="USD",
         coin_name=None,
-        id_number=None
+        id_number=None,
     ):
         """
         :param coin_code: coin code of cryptocurrency e.g. btc. Will be ignored if using id_number.
@@ -43,7 +43,7 @@ def __init__(
         :param order_ascending: data ordered by 'Date' in ascending order (i.e. oldest first).
         :param fiat: fiat code eg. USD, EUR
         :param coin_name: coin name in case of many coins with same code e.g. sol -> solana, solcoin
-        :param id_number: id number for the a cryptocurrency on the coinmarketcap.com. 
+        :param id_number: id number for the a cryptocurrency on the coinmarketcap.com.
             Will override coin_code and coin_name when provided.
         """
 
@@ -54,7 +54,19 @@ def __init__(
         self.order_ascending = order_ascending
         self.fiat = fiat
         self.coin_name = coin_name
-        self.headers = ["Date", "Open", "High", "Low", "Close", "Volume", "Market Cap", "Time Open", "Time High", "Time Low", "Time Close"]
+        self.headers = [
+            "Date",
+            "Open",
+            "High",
+            "Low",
+            "Close",
+            "Volume",
+            "Market Cap",
+            "Time Open",
+            "Time High",
+            "Time Low",
+            "Time Close",
+        ]
         self.rows = []
         self.id_number = id_number
 
@@ -90,11 +102,15 @@ def _download_data(self, **kwargs):
             self.start_date, self.end_date = None, None
 
         coin_data = download_coin_data(
-            self.coin_code, self.start_date, self.end_date, self.fiat, self.coin_name, self.id_number
+            self.coin_code,
+            self.start_date,
+            self.end_date,
+            self.fiat,
+            self.coin_name,
+            self.id_number,
         )
 
         for _row in coin_data["data"]["quotes"]:
-
             _row_quote = list(_row["quote"].values())[0]
             date = datetime.strptime(
                 _row_quote["timestamp"], "%Y-%m-%dT%H:%M:%S.%fZ"
@@ -251,7 +267,7 @@ def export(self, format, name=None, path=None, **kwargs):
 
         try:
             with open(_file, "wb") as f:
-                if type(data) is str:
+                if isinstance(data, str):
                     f.write(data.encode("utf-8"))
                 else:
                     f.write(data)

cryptocmd/utils.py

@@ -45,7 +45,11 @@ def get_coin_id(coin_code, coin_name):
             if coin_name is None:
                 return json_data["data"][0]["slug"]
 
-            return [data["slug"] for data in json_data["data"] if data["name"].lower() == coin_name.lower()][0]
+            return [
+                data["slug"]
+                for data in json_data["data"]
+                if data["name"].lower() == coin_name.lower()
+            ][0]
         if error_code == 400:
             raise InvalidCoinCode(
                 "'{}' coin code is unavailable on coinmarketcap.com".format(coin_code)
@@ -61,7 +65,9 @@ def get_coin_id(coin_code, coin_name):
             print("Error message:", e)
 
 
-def download_coin_data(coin_code, start_date, end_date, fiat, coin_name, id_number=None):
+def download_coin_data(
+    coin_code, start_date, end_date, fiat, coin_name, id_number=None
+):
     """
     Download HTML price history for the specified cryptocurrency and time range from CoinMarketCap.
 
@@ -117,25 +123,32 @@ def download_coin_data(coin_code, start_date, end_date, fiat, coin_name, id_numb
             raise Exception(json_data["status"]["error_message"])
         if id_number:
             show_coin_info = False
-            if coin_code and coin_code != json_data['data']['symbol']:
-                print(f"INFO: Using 'id_number'! The 'coin_code' ({coin_code}) provided " + \
-                      "is different from the symbol returned.")
+            if coin_code and coin_code != json_data["data"]["symbol"]:
+                print(
+                    f"INFO: Using 'id_number'! The 'coin_code' ({coin_code}) provided "
+                    + "is different from the symbol returned."
+                )
                 show_coin_info = True
-            if coin_name and coin_name != json_data['data']['name']:
-                print(f"INFO: Using 'id_number'! The 'coin_name' ({coin_name}) provided " + \
-                      "is different from the symbol returned.")
+            if coin_name and coin_name != json_data["data"]["name"]:
+                print(
+                    f"INFO: Using 'id_number'! The 'coin_name' ({coin_name}) provided "
+                    + "is different from the symbol returned."
+                )
                 show_coin_info = True
             if show_coin_info:
-                print(f"""The returned data belongs to coin "{json_data['data']['name']}", """ + \
-                        f"""with symbol "{json_data['data']['symbol']}" """)
+                print(
+                    f"""The returned data belongs to coin "{json_data['data']['name']}", """
+                    + f"""with symbol "{json_data['data']['symbol']}" """
+                )
         return json_data
     except Exception as e:
         print(
             "Error fetching price data for {} for interval '{}' and '{}'".format(
-            f"(id {id_number})" if id_number else coin_code,
-            start_date,
-            end_date,
-        ))
+                f"(id {id_number})" if id_number else coin_code,
+                start_date,
+                end_date,
+            )
+        )
 
         if hasattr(e, "message"):
             print("Error message (download_data) :", e.message)

examples/get_by_id_number.py

@@ -4,10 +4,10 @@
 from cryptocmd import CmcScraper
 
 # Initialise scraper with 'id_number' of cryptocurrency.
-# 'id_number' is unique for each cryptocurrency, 
+# 'id_number' is unique for each cryptocurrency,
 #   making it safer to retrieve data from tokens with duplicate names.
 # 'id_number will override 'coin_code' and 'coin_name' when provided,
-#   a WARNING will be printed if 'id_number' is provided 
+#   a WARNING will be printed if 'id_number' is provided
 #   and 'coin_code' or 'coin_name' provided are different from the coin returned.
 # If time interval is not passed all time data will be scrapped
 # 'id_number' can be retrieved from https://web-api.coinmarketcap.com/v1/cryptocurrency/map?symbol={SYMBOL}.