How to do file handling in python

In this article we are going to discuss the basic file handling functions in python programming language. Read entire file: <span class="n">inputFileText</span> <span class="o">=</span> <span class="nb">open</span><span class="p">(</span><span class="s2">"testit.txt"</span><span class="p">,</span> <span class="s2">"r"</span><span class="p">)</span><span class="o">.</span><span class="n">read</span><span class="p">()</span> <span class="k">print</span><span class="p">(</span><span class="n">inputFileText</span><span class="p">)</span> In this case the “r” parameter means the file will be opened in read-only mode. Read certain amount of bytes from a file: <span class="n">inputFileText</span> <span class="o">=</span> <span class="nb">open</span><span class="p">(</span><span class="s2">"testit.txt"</span><span class="p">,</span> <span class="s2">"r"</span><span class="p">)</span><span class="o">.</span><span class="n">read</span><span class="p">(</span><span class="mi">123</span><span class="p">)</span> <span class="k">print</span><span class="p">(</span><span class="n">inputFileText</span><span class="p">)</span> When opening a file, one starts reading at the beginning of the file, if one

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How to do file handling in python
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