text: import os
  from datetime import datetime, timedelta
  import discord
  from matplotlib import pyplot as plt
  
  from gamestonk_terminal.helper_funcs import plot_autoscale
  from gamestonk_terminal.common.technical_analysis import momentum_model
  from gamestonk_terminal.config_plot import PLOT_DPI
  
  import discordbot.config_discordbot as cfg
  from discordbot.run_discordbot import gst_imgur, logger
  import discordbot.helpers
  
  
  async def cci_command(ctx, ticker="", length="14", scalar="0.015", start="", end=""):
      """Displays chart with commodity channel index [Yahoo Finance]"""
  
      try:
  
          # Debug
          if cfg.DEBUG:
              logger.debug(
                  "!stocks.ta.cci %s %s %s %s %s",
                  ticker,
                  length,
                  scalar,
                  start,
                  end,
              )
  
          # Check for argument
          if ticker == "":
              raise Exception("Stock ticker is required")
  
          if start == "":
              start = datetime.now() - timedelta(days=365)
          else:
              start = datetime.strptime(start, cfg.DATE_FORMAT)
  
          if end == "":
              end = datetime.now()
          else:
              end = datetime.strptime(end, cfg.DATE_FORMAT)
          # pylint
          try:
              length = int(length)
          except ValueError as e:
              raise Exception("Length has to be an integer") from e
          try:
              scalar = float(scalar)
          except ValueError as e:
              raise Exception("Scalar has to be an integer") from e
  
          ticker = ticker.upper()
          df_stock = discordbot.helpers.load(ticker, start)
          if df_stock.empty:
              raise Exception("Stock ticker is invalid")
  
          # Retrieve Data
          df_stock = df_stock.loc[(df_stock.index >= start) & (df_stock.index < end)]
          df_ta = momentum_model.cci(
              df_stock["High"], df_stock["Low"], df_stock["Adj Close"], length, scalar
          )
  
          fig, axes = plt.subplots(2, 1, figsize=plot_autoscale(), dpi=PLOT_DPI)
          ax = axes[0]
          ax.set_title(f"{ticker} CCI")
          ax.plot(df_stock.index, df_stock["Adj Close"].values, "k", lw=2)
          ax.set_xlim(df_stock.index[0], df_stock.index[-1])
          ax.set_ylabel("Share Price ($)")
          ax.grid(b=True, which="major", color="#666666", linestyle="-")
  
          ax2 = axes[1]
          ax2.plot(df_ta.index, df_ta.values, "b", lw=2)
          ax2.set_xlim(df_stock.index[0], df_stock.index[-1])
          ax2.axhspan(100, plt.gca().get_ylim()[1], facecolor="r", alpha=0.2)
          ax2.axhspan(plt.gca().get_ylim()[0], -100, facecolor="g", alpha=0.2)
          ax2.axhline(100, linewidth=3, color="r", ls="--")
          ax2.axhline(-100, linewidth=3, color="g", ls="--")
          ax2.grid(b=True, which="major", color="#666666", linestyle="-")
  
          ax3 = ax2.twinx()
          ax3.set_ylim(ax2.get_ylim())
          ax3.set_yticks([-100, 100])
          ax3.set_yticklabels(["OVERSOLD", "OVERBOUGHT"])
  
          plt.gcf().autofmt_xdate()
          fig.tight_layout(pad=1)
  
          plt.savefig("ta_cci.png")
          uploaded_image = gst_imgur.upload_image("ta_cci.png", title="something")
          image_link = uploaded_image.link
          if cfg.DEBUG:
              logger.debug("Image URL: %s", image_link)
          title = "Stocks: Commodity-Channel-Index " + ticker
          embed = discord.Embed(title=title, colour=cfg.COLOR)
          embed.set_author(
              name=cfg.AUTHOR_NAME,
              icon_url=cfg.AUTHOR_ICON_URL,
          )
          embed.set_image(url=image_link)
          os.remove("ta_cci.png")
  
          await ctx.send(embed=embed)
  
      except Exception as e:
          embed = discord.Embed(
              title="ERROR Stocks: Commodity-Channel-Index",
              colour=cfg.COLOR,
              description=e,
          )
          embed.set_author(
              name=cfg.AUTHOR_NAME,
              icon_url=cfg.AUTHOR_ICON_URL,
          )
  
          await ctx.send(embed=embed)
  