The command python3 -m pip install -r requirements.txt does not work. what to do?

Question

Python

I enter the command python3 -m pip install -r requirements.txt
Output:
ERROR: Command errored out with exit status 1:
command: /data/data/com.termux/files/usr/bin/python3 /data/data/com.termux /files/usr/lib/python3.9/site-packages/pip/_vendor/pep517/in_process/_in_process.py build_wheel /data/data/com.termux/files/usr/tmp/tmp44b6p9um
cwd: /data/data/ com.termux/files/usr/tmp/pip-install-qx6wma3l/cryptography_7c39aaba72ad47dd8156146649beb874
Complete output (165 lines):
running bdist_wheel
running build
running build_py
creating build
creating build/lib.linux-aarch64-3.9
creating build/lib.linux-aarch64 -3.9/cryptography
copying src/cryptography/__about__.py -> build/lib.linux-aarch64-3.9/cryptography
copying src/cryptography/exceptions.py -> build/lib.linux-aarch64-3.9/cryptography
copying src/cryptography/__init__.py -> build/lib.linux-aarch64-3.9/cryptography
copying src/cryptography/fernet.py -> build/lib.linux-aarch64-3.9/cryptography
copying src/cryptography/utils.py -> build/lib.linux- aarch64-3.9/cryptography
creating build/lib.linux-aarch64-3.9/cryptography/x509
copying src/cryptography/x509/base.py -> build/lib.linux-aarch64-3.9/cryptography/x509
copying src/cryptography/x509 /certificate_transparency.py -> build/lib.linux-aarch64-3.9/cryptography/x509
copying src/cryptography/x509/name.py -> build/lib.linux-aarch64-3.9/cryptography/x509
copying src/cryptography/x509/__init__.py -> build/lib.linux-aarch64-3.9/cryptography/x509
copying src/cryptography/x509/oid.py -> build/lib.linux-aarch64-3.9/cryptography/x509
copying src/cryptography/x509/ocsp.py -> build/lib.linux-aarch64-3.9/cryptography/x509
copying src/cryptography/x509/extensions.py -> build/lib.linux-aarch64-3.9/cryptography/x509
copying src/cryptography/x509/general_name.py -> build/lib.linux-aarch64-3.9/cryptography/x509
creating build/lib.linux-aarch64-3.9/cryptography/hazmat
copying src/cryptography/hazmat/_oid.py -> build/lib.linux-aarch64-3.9/cryptography/hazmat
copying src/cryptography/hazmat/_der.py -> build/lib.linux-aarch64-3.9/cryptography/hazmat
copying src/cryptography/hazmat/_types.py -> build/lib.linux-aarch64-3.9/cryptography/hazmat
copying src/cryptography/hazmat/__init__.py -> build/lib.linux-aarch64-3.9/cryptography/hazmat
creating build/lib.linux-aarch64-3.9/cryptography/hazmat/bindings
copying src/cryptography/hazmat/bindings/ __init__.py -> build/lib.linux-aarch64-3.9/cryptography/hazmat/bindings
creating build/lib.linux-aarch64-3.9/cryptography/hazmat/primitives
copying src/cryptography/hazmat/primitives/_asymmetric.py -> build/lib.linux-aarch64-3.9/cryptography/hazmat/primitives
copying src/cryptography/hazmat/primitives/_serialization.py -> build/lib.linux-aarch64-3.9/cryptography/hazmat/primitives
copying src/cryptography/hazmat/primitives/poly1305.py -> build/lib.linux-aarch64 -3.9/cryptography/hazmat/primitives
copying src/cryptography/hazmat/primitives/__init__.py -> build/lib.linux-aarch64-3.9/cryptography/hazmat/primitives
copying src/cryptography/hazmat/primitives/_cipheralgorithm.py - > build/lib.linux-aarch64-3.9/cryptography/hazmat/primitives
copying src/cryptography/hazmat/primitives/hmac.py -> build/lib.linux-aarch64-3.9/cryptography/hazmat/primitives
copying src/cryptography/ hazmat/primitives/padding.py -> build/lib.linux-aarch64-3.9/cryptography/hazmat/primitives
copying src/cryptography/hazmat/primitives/constant_time.py -> build/lib.linux-aarch64-3.9/cryptography/hazmat/primitives
copying src/cryptography/hazmat/primitives/hashes.py -> build/lib.linux-aarch64 -3.9/cryptography/hazmat/primitives
copying src/cryptography/hazmat/primitives/keywrap.py -> build/lib.linux-aarch64-3.9/cryptography/hazmat/primitives
copying src/cryptography/hazmat/primitives/cmac.py - > build/lib.linux-aarch64-3.9/cryptography/hazmat/primitives
creating build/lib.linux-aarch64-3.9/cryptography/hazmat/backends
copying src/cryptography/hazmat/backends/interfaces.py -> build/lib. linux-aarch64-3.9/cryptography/hazmat/backends
copying src/cryptography/hazmat/backends/__init__.py -> build/lib.linux-aarch64-3.9/cryptography/hazmat/backends
creating build/lib.linux-aarch64-3.9/cryptography/hazmat/bindings/openssl
copying src/ cryptography/hazmat/bindings/openssl/_conditional.py -> build/lib.linux-aarch64-3.9/cryptography/hazmat/bindings/openssl
copying src/cryptography/hazmat/bindings/openssl/binding.py -> build/lib. linux-aarch64-3.9/cryptography/hazmat/bindings/openssl
copying src/cryptography/hazmat/bindings/openssl/__init__.py -> build/lib.linux-aarch64-3.9/cryptography/hazmat/bindings/openssl
creating build/lib .linux-aarch64-3.9/cryptography/hazmat/primitives/asymmetric
copying src/cryptography/hazmat/primitives/asymmetric/dsa.py -> build/lib.linux-aarch64-3.9/cryptography/hazmat/primitives/asymmetric
copying src/cryptography/hazmat/primitives/asymmetric/dh.py -> build /lib.linux-aarch64-3.9/cryptography/hazmat/primitives/asymmetric
copying src/cryptography/hazmat/primitives/asymmetric/ed25519.py -> build/lib.linux-aarch64-3.9/cryptography/hazmat/primitives/asymmetric
copying src/cryptography/hazmat/primitives/asymmetric/__init__.py -> build/lib.linux-aarch64-3.9/cryptography/hazmat/primitives/asymmetric
copying src/cryptography/hazmat/primitives/asymmetric/padding.py -> build/ lib.linux-aarch64-3.9/cryptography/hazmat/primitives/asymmetric
copying src/cryptography/hazmat/primitives/asymmetric/ec.py -> build/lib.linux-aarch64-3.9/cryptography/hazmat/primitives/asymmetric
copying src/cryptography/hazmat/primitives/asymmetric/utils.py -> build /lib.linux-aarch64-3.9/cryptography/hazmat/primitives/asymmetric
copying src/cryptography/hazmat/primitives/asymmetric/x25519.py -> build/lib.linux-aarch64-3.9/cryptography/hazmat/primitives/asymmetric
copying src/cryptography/hazmat/primitives/asymmetric/ed448.py -> build/lib.linux-aarch64-3.9/cryptography/hazmat/primitives/asymmetric
copying src/cryptography/hazmat/primitives/asymmetric/rsa.py -> build/ lib.linux-aarch64-3.9/cryptography/hazmat/primitives/asymmetric
copying src/cryptography/hazmat/primitives/asymmetric/x448.py -> build/lib.linux-aarch64-3.9/cryptography/hazmat/primitives/asymmetric
creating build/lib.linux-aarch64-3.9/cryptography/hazmat/primitives/ kdf
copying src/cryptography/hazmat/primitives/kdf/hkdf.py -> build/lib.linux-aarch64-3.9/cryptography/hazmat/primitives/kdf
copying src/cryptography/hazmat/primitives/kdf/__init__.py -> build/lib.linux-aarch64-3.9/cryptography/hazmat/primitives/kdf
copying src/cryptography/hazmat/primitives/kdf/kbkdf.py -> build/lib.linux-aarch64-3.9/cryptography/hazmat/primitives/kdf
copying src/cryptography/hazmat/primitives/kdf/pbkdf2.py -> build/lib.linux-aarch64-3.9/cryptography/hazmat/primitives/kdf copying src/cryptography/hazmat/primitives/kdf/scrypt.py -> build /lib.linux-aarch64-3.9/cryptography/hazmat/primitives/kdf
copying src/cryptography/hazmat/primitives/kdf/x963kdf.py -> build/lib.linux-aarch64-3.9/cryptography/hazmat/primitives/kdf
copying src/cryptography/hazmat/primitives/kdf/concatkdf.py -> build/lib.linux-aarch64-3.9/cryptography/hazmat/primitives/kdf
creating build/lib.linux-aarch64-3.9/cryptography/hazmat/primitives/ciphers
copying src/cryptography/hazmat/primitives/ciphers/__init__.py -> build/lib.linux-aarch64-3.9/cryptography/hazmat/primitives/ciphers copying src/cryptography/hazmat/primitives/ciphers/modes.py -> build /lib.linux-aarch64-3.9/cryptography/hazmat/primitives/ciphers copying
_
src/cryptography/hazmat/primitives/ciphers/base.py -> build/lib.linux-aarch64-3.9/cryptography/hazmat/primitives/ciphers
copying src/cryptography/hazmat/primitives/ciphers/algorithms.py -> build/ lib.linux-aarch64-3.9/cryptography/hazmat/primitives/ciphers
creating build/lib.linux-aarch64-3.9/cryptography/hazmat/primitives/serialization
copying src/cryptography/hazmat/primitives/serialization/ssh.py -> build/lib.linux-aarch64-3.9/cryptography/hazmat/primitives/serialization copying src/cryptography/hazmat/primitives/serialization/pkcs12.py -> build /lib.linux-aarch64-3.9/cryptography/hazmat/primitives/serialization
copying src/cryptography/hazmat/primitives/serialization/base.py -> build/lib.linux-aarch64-3.9/cryptography/hazmat/primitives/serialization
copying src/cryptography/hazmat/primitives/serialization/pkcs7.py -> build/lib.linux-aarch64-3.9/cryptography/hazmat/primitives/serialization
copying src/cryptography/hazmat/primitives/serialization/__init__.py -> build/ lib.linux-aarch64-3.9/cryptography/hazmat/primitives/serialization
creating build/lib.linux-aarch64-3.9/cryptography/hazmat/primitives/twofactor
copying src/cryptography/hazmat/primitives/twofactor/__init__.py -> build/lib.linux-aarch64-3.9/cryptography/hazmat/primitives/ twofactor copying src/cryptography/hazmat/primitives/twofactor/hotp.py -> build/lib.linux-aarch64-3.9/cryptography/hazmat/primitives/twofactor
copying src/cryptography/hazmat/primitives/twofactor/utils.py -> build/lib.linux-aarch64-3.9/cryptography/hazmat/primitives/twofactor
copying src/cryptography/hazmat/primitives/twofactor/totp.py -> build/lib.linux-aarch64-3.9/cryptography/hazmat/primitives/twofactor creating build/lib.linux-aarch64-3.9/cryptography/hazmat/backends/openssl

ERROR: Failed building wheel for cryptography Failed to build cryptography
ERROR: Could not build wheels for cryptography which use PEP 517 and cannot be installed directly

Answer 1

Try thispip install -r requirements.txt