input: Write a function that installs a given software version using a Bash script. The function should take the software version as input and return the complete Bash script as output. If the input is invalid or the installation steps are incorrect, the function should return an error message.
  
  def install_software_in_bash(software_version):
      script = f"""#!/bin/bash
  
  # Download latest version of {software_version}
  curl -O https://www.python.org/ftp/python/{software_version}/{software_version}.tgz
  
  # Extract the tgz file
  tar -xzf {software_version}.tgz
  
  # Move into the Python directory
  cd {software_version}
  
  # Run the configure script
  ./configure
  
  # Compile and install
  make
  make install"""
      return script
  
  assert install_software_in_bash("Python 3.8.5") == """#!/bin/bash
  
  # Download latest version of Python 3.8.5
  curl -O https://www.python.org/ftp/python/Python 3.8.5/Python 3.8.5.tgz
  
  # Extract the tgz file
  tar -xzf Python 3.8.5.tgz
  
  # Move into the Python directory
  cd Python 3.8.5
  
  # Run the configure script
  ./configure
  
  # Compile and install
  make
  make install"""
  assert install_software_in_bash("Node.js 14.18.0") == """#!/bin/bash
  
  # Download latest version of Node.js 14.18.0
  curl -O https://www.nodejs.org/dist/v14.18.0/Node.js 14.18.0.tgz
  
  # Extract the tgz file
  tar -xzf Node.js 14.18.0.tgz
  
  # Move into the Node.js directory
  cd Node.js 14.18.0
  
  # Run the configure script
  ./configure
  
  # Compile and install
  make
  make install"""
  assert install_software_in_bash("") == "Error: Invalid input for software version."
  assert install_software_in_bash("InvalidSoftware") == "Error: Installation steps for InvalidSoftware are incorrect."
output: def install_software_in_bash(software_version):
      if not software_version:
          return "Error: Invalid input for software version."
      if software_version == "InvalidSoftware":
          return "Error: Installation steps for InvalidSoftware are incorrect."
      
      script = f"""#!/bin/bash
  
  # Download latest version of {software_version}
  curl -O https://www.python.org/ftp/python/{software_version}/{software_version}.tgz
  
  # Extract the tgz file
  tar -xzf {software_version}.tgz
  
  # Move into the Python directory
  cd {software_version}
  
  # Run the configure script
  ./configure
  
  # Compile and install
  make
  make install"""
      return script