Remove charts() function (the charts/ page no longer shows all charts)

README.md

@@ -59,25 +59,11 @@ hot-100 chart from 2018-04-28
 Guide
 -----
 
-### Listing all charts
+### What charts exist?
 
-Use the `charts` function to list all chart names:
+[This page](https://www.billboard.com/charts) shows all charts grouped by category.
 
-```Python
->>> billboard.charts()
-['hot-100', 'billboard-200', 'artist-100', 'social-50', ...
-```
-
-The bottom of [this page](https://www.billboard.com/charts) shows all charts grouped by category.
-
-*Billboard* also publishes [year-end charts](https://en.wikipedia.org/wiki/Billboard_Year-End). List these by passing `year_end=True` to the `charts` function:
-
-```python
->>> billboard.charts(year_end=True)
-['top-artists', 'top-artists-duo-group', 'top-artists-female', ...
-```
-
-You can also find them [here](https://www.billboard.com/charts/year-end).
+Year-end charts are [here](https://www.billboard.com/charts/year-end).
 
 ### Downloading a chart
 

billboard.py

@@ -500,25 +500,6 @@ def fetchEntries(self):
         self._parsePage(soup)
 
 
-def charts(year_end=False):
-    """Gets a list of all Billboard charts from Billboard.com.
-
-    Args:
-        year_end: If True, will list Billboard's year-end charts.
-    """
-    session = _get_session_with_retries(max_retries=5)
-    url = "https://www.billboard.com/charts"
-    if year_end:
-        url += "/year-end"
-    req = session.get(url, timeout=25)
-    req.raise_for_status()
-    soup = BeautifulSoup(req.text, "html.parser")
-    return [
-        link["href"].split("/")[-1]
-        for link in soup.findAll("a", {"class": "chart-panel__link"})
-    ]
-
-
 def _get_session_with_retries(max_retries):
     session = requests.Session()
     session.mount(

tests/test_misc.py

@@ -29,19 +29,3 @@ def testDifficultTitleCasing(self):
         """Checks that a difficult chart title receives proper casing."""
         chart = billboard.ChartData("greatest-r-b-hip-hop-songs")
         self.assertEqual(chart.title, "Greatest of All Time Hot R&B/Hip-Hop Songs")
-
-    def testCharts(self):
-        """Checks that the function for listing all charts returns reasonable
-        results."""
-        charts = billboard.charts()
-        self.assertTrue("hot-100" in charts)
-        self.assertTrue(100 <= len(charts) <= 400)
-
-    def testChartsYearEnd(self):
-        """Checks that the function for listing all year-end charts
-        returns reasonable results."""
-        charts = billboard.charts(year_end=True)
-        chart_names = ["top-artists", "radio-songs", "top-country-albums"]
-        for name in chart_names:
-            self.assertTrue(name in charts)
-        self.assertTrue(300 <= len(charts) <= 500)